“Love is that splendid triggering of human vitality the supreme activity which nature affords anyone for going out of himself toward someone else.”

“Tell me to what you pay attention and I will tell you who you are.”

“The good is, like nature, an immense landscape in which man advances through centuries of exploration.”

“An 'unemployed' existence is a worse negation of life than death itself.”

“Youth does not require reasons for living, it only needs pretexts.”

“We have need of history in its entirety, not to fall back into it, but to see if we can escape from it.”

“Lovers and madmen have such seething brains,Such shaping fantasies, that apprehendMore than cool reason ever comprehends.The lunatic, the lover and the poetAre of imagination all compact:One sees m...”

“Because there are three classes of intellects: one which comprehends by itself; another which appreciates what others comprehend; and a third which neither comprehends by itself nor by the showing ...”

“The only thing that interests the physicist is finding out on what assumptions a framework of things can be constructed which will enable us to know how to use them mechanically. Physics, as I have...”

“Knowledge, like air, is vital to life. Like air, no one should be denied it.”

“Science is organized knowledge. Wisdom is organized life.”

“I definitely learned a lesson this time. I know that I can be broken. I am not as tough as I thought. I see it now. At this point, it's the only thing good that came out of all of this. I know myse...”

“Not everyone understands what a completely rational process this is, this maintenance of a motorcycle. They think it's some kind of "knack" or some kind of "affinity for machines" in operation. The...”

“There is no perfectly shaped part of the motorcycle and never will be, but when you come as close as these instruments take you, remarkable things happen, and you go flying across the countryside u...”