Wright brothers were ridiculed by the intellectuals of that time. The books of that time were written to "prove" that such flight is impossible. Wright brothers did not read those books and ignored the ridicule.
Failure is a part of process of learning. Making mistakes and failures is inseparable part of self improvement and education.
Science understands it very well. The whole Scientific Method is designed upon experimenting and making mistakes.
Sadly, our culture has been designed around the unsustainable values that teach that being wrong or mistaken is something to be ashamed of. That makes people live in self denial or desperately and stubbornly fight against admitting that they may have been mistaken.
Our whole education system is build around this insanity. It is actually anti-education - children are taught that making errors and mistakes is something bad. They are judged for making mistakes and forced to compete with others.
(Hmm I think I may write a post about it. This is an important issue troubling our society)