He Believed It Would Work, So He Never Prepared: The Daredevil Who Nearly Died at a 4,000-Foot Canyon
Knievel treated positive thinking as a method: before a jump he did not practice, did not calculate angles, did not measure risk. Experiments by psychology professor Oettingen show that optimistic fantasy does not push you toward success — it paralyzes you. The Snake River failure was settled before the ignition.
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By the time the countdown started, even he no longer believed
On September 8, 1974, live on camera, Evil Knievel told a reporter he wished he were not there and did not have to do this. His lifelong style was to run on positive visualization and full throttle — no calculating the ramp angle, no practice runs, no rehearsals. But Snake River Canyon is roughly 4,000 feet across, and his previous record for a motorcycle jump was only 140 feet. As the countdown began, one thought was left in his head: pressing that button might be the last thing he ever did.
The daredevil's creed was taught to him by an insurance company
As a young man he made his living selling insurance, and once claimed he sold 110 policies in a single day, his customers including both the staff and the patients of a psychiatric hospital. He thought he deserved to be made vice president; when his boss, W. Clement Stone, turned him down to his face, he quit on the spot. Stone was the co-author of Napoleon Hill's ‘positive mental attitude’ doctrine. The later Knievel lived off that doctrine — the ‘never prepare, run on belief’ that defined his jumps traces back to that encounter in the insurance business.
The founding father of the success industry cannot survive a background check
Napoleon Hill is treated as the father of modern self-help publishing: he wrote Think and Grow Rich and interviewed Ford and Rockefeller. But the evidence the episode lays out points to a con man. There is no record of him advising Wilson. His claim that Carnegie guided him in writing the book cannot be found in the archives. His interview notes ‘happened’ to be destroyed in a fire. Think and Grow Rich was in fact his own thousand-page Law of Success compressed to 230 pages and rewritten as 13 steps to wealth — and it sold 100 million copies.
His first famous jump was made up in mid-air
After leaving the insurance company, he jumped 40 feet in front of a crowd to open up sales for Honda motorcycles, having never once tested the jump. The landing zone held a group of mountain lions and a cage of rattlesnakes. In the air he realized he did not have enough speed, and decided on the spot to pull the front wheel up — the whole maneuver was invented while he was flying. He landed on the snake cage, and neither he nor the bike went down; instead the snakes crawled into the crowd, which made the scene comic. This became the first ‘victory’ of his life, and left him hooked on jumping.
The more you fantasize about success, the less you clear the obstacles
The experiments of NYU psychology professor Gabriella Oettingen collide head-on with positive thinking: students who fantasized about scoring well were more likely to fail; patients who fantasized about a smooth recovery from hip surgery spent longer in bed. Her explanation is that optimistic fantasy lets you draw down the feeling of achievement in advance, so you never get around to removing the real obstacles; imagining the obstacles is what pulls the trigger on action. The episode calls this the counterintuitive conclusion: picturing the bad outcome first is precisely how you make the good one happen.
Both prototypes went into the river, and the third one carried a man
The engineering behind the Snake River Canyon jump had barely been tested. The unmanned X-1 test flight spiraled upward and drove nose-first into the Snake River; the modified X-2 prototype went out of control the same way, and ended up on the riverbed alongside the X-1. Short of budget, the engineer reportedly built one valve out of a dog food can. With only weeks left on the land lease, there was no next Skycycle available. So the only option was to put Knievel inside the untested X-2 and launch it for real.
His life hung on a single grip that took 45 pounds of pressure
The X-2 was registered with the Idaho authorities as an aircraft, and it had essentially two controls: foot pedals for the tail fins, and a handle that had to be held down with 45 pounds of pressure — hold it and the parachute stays closed; let go, or black out, and the chute fires instantly. He had never flown a plane, never practiced in the cockpit, had no G-force training, and wore only a stars-and-stripes jumpsuit. Asked whether he was afraid of passing out en route, he said no, he would stay conscious. The narration makes the point: that kind of determination is no substitute for a plan.
Snake River was not one failure but the beginning of his decline
Everything went out of control the moment it fired. Knievel felt he ‘lost all vision’, and may have blacked out for an instant; the chute deployed early, the craft decelerated violently, and it finally scraped the rock wall and fell into the Snake River, close to the bank, with him alive. The engineer Truax's conclusion: you did not hold that handle. Knievel blamed the parachute design, and his harsher fans said he released the chute early on purpose and lost his nerve. From then on his public performances fell apart — drinking, beating a business associate with a baseball bat, prison. The Snake River jump was the start of his long decline.
In their own words · checked verbatim
He's not a man to worry much or dwell on the consequences. He's a man of grand action, not diligent preparation.
Tim Harford (narration)2:19
He was literally making it up as he went along.
Tim Harford (narration)15:46
In fact, the only thing Evil consistently measured out before a jump was a shot or two of bourbon.
Tim Harford (narration)19:54
Think positive and good things will be attracted to you, as if by magic. But let negative thoughts enter your head and you'll suffer setbacks and financial loss.
Tim Harford (paraphrasing Hill and Stone)23:01
It's counterintuitive, admits Gabriela, but imagining the obstacles in our way is actually the trigger for overcoming them.
Tim Harford (paraphrasing Gabriella Oettingen)24:04
I'm not planning on doing that. I'm going to stay awake.
Evil Knievel34:33
It looks like you didn't hold on to the handle, replied the exasperated engineer.
Robert Truax (engineer)36:41
Maybe a little pessimism would have carried him further.
Tim Harford (narration)38:48
Figures
| Planned speed of the X-2 leaving the ramp | 400 miles per hour | 1:17 |
| Knievel's previous record motorcycle jump | 140 feet | 1:17 |
| Width of Snake River Canyon | roughly 4,000 feet | 1:17 |
| Sales of Think and Grow Rich | 100 million copies | 10:36 |
| Total bones Knievel broke in his career | 35 | 19:54 |
| Time in a coma after the Caesar's Palace crash | one month | 22:01 |
| Takeoff speed a British reader calculated for a 1.8-mile canyon jump | over 378 miles per hour | 28:14 |
| Spectators who actually showed up that day | 15,000 | 32:25 |
| Grip pressure required on the X-2 parachute release handle | 45 pounds | 34:33 |
Glossary
- Positive Mental Attitude
- The success philosophy Hill and Stone sold: think only of good outcomes and misfortune will not come for you.
- Manifesting
- Repeatedly visualizing a wish in your head and trusting it will come true on its own; the episode treats Hill's method as a forerunner of the manifesting wave.
- Control Optimists
- People who believe good outcomes come only from actively seeking opportunities and doing real work; the opposite of the fantasy optimists.
- X2 Skycycle
- The steam-powered rocket craft built for Knievel's Snake River Canyon jump, registered as an aircraft yet never test-flown.
How to listen
Founders, investors, and the team leads who keep saying ‘believe first, see later’ — anyone who has to run on adrenaline and make risk decisions at the same time.
Unless you want the history of the success industry, 5:28–10:36 can be skipped; the substance is after the 22-minute mark — the psychology experiments and the canyon-jump post-mortem.