"永続的な楽観主義は戦力倍増装置である。"

“If you don't like something, change it. If you can't change it, change your attitude.”

“You have to remember something: Everybody pities the weak; jealousy you have to earn.”

“You have to be willing to be misunderstood if you're going to innovate.”

“There’s two sorts of fear: one you embrace and one you should listen to and turn the other way”

“Not all those who wander are lost”

“The opportunity of defeating the enemy is provided by the enemy himself.”

“Tough times don't last, tough people do”

“Today is your day, your mountain is waiting. So get on your way.”

“The greatest victories are not those won on the court, but those won within ourselves.”

“In three words I can sum up everything I've learned about life: it goes on.”

“Most large organizations embrace the idea of invention, but are not willing to suffer the ...”

“Move fast and break things. Unless you are breaking stuff, you are not moving fast enough”