“Science may set limits to knowledge, but should not set limits to imagination.”

“I care not what others think of what I do, but I care very much about what I think of what...”

“Any product that needs a manual to work is broken.”

“Begin to be now what you will be hereafter”

“The greatest education in the world is watching the masters at work”

“When your army has crossed the border, you should burn your boats and bridges, in order to...”

“Don’t focus on the pain. Focus on the progress.”

“When inspiration does not come to me, I go halfway to meet it.”

“Neurosis is the result of a conflict between the ego and its id.”

“We should not judge people by their peak of excellence; but by the distance they have trav...”

“You get what you give. What you put into things is what you get out of them.”

“Vision, guts and enthusiasm. Three qualities I feel you always gotta have to have a shot at success.”

“Integrity is doing the right thing, even when no one is watching”