You can't succeed unless you're willing to risk failure
The life of a professional golfer is precarious at best. Win, and they carry you to the clubhouse on their shoulders. Lose, and you pay the caddies in the dark.
The only risk of failure is promotion.
I really do believe that if you don't challenge yourself and risk failing, that it's not interesting.
Mastery is a journey, and that the master must have the courage to risk failure.
The vast majority of large scale change efforts fail. Which means that the probability that you have actually experienced a failure, and your people know that and are pessimistic, therefore, about trying something again, is very high.
One of the reasons people stop learning is that they become less and less willing to risk failure.
You can do a formula film and walk the conventional path, but it may not work at all.
If you want something you can have it, but only if you want everything that goes with it, including all the hard work and the despair, and only if you're willing to risk failure.
