“Failing isn't bad when you learn what not to do.”

“Children don’t heed the life experiences of their parents, and nations ignore history. Bad lessons always have to be learned anew. ”

“You never fail until you stop trying.”

“I do not teach anyone I only provide the environment in which they can learn”

“Do you really believe that the moon isn’t there when nobody looks?”

“When the number of factors coming into play in a phenomenological complex is too large scientific method in most cases fails. One need only think of the weather, in which case the prediction even for a few days ahead is impossible.”

“You have to learn the rules of the game. And then you have to play better than anyone else.”