“There is only one thing a philosopher can be relied upon to do, and that is to contradict other philosophers.”

“If you care enough for a result, you will most certainly attain it.”

“Where quality is the thing sought after, the thing of supreme quality is cheap, whatever the price one has to pay for it.”

“The ideas gained by men before they are twenty-five are practically the only ideas they shall have in their lives.”

“The great use of life is to spend it for something that will outlast it.”

“We work in the dark - we do what we can - we give what we have. Our doubt is our passion and our passion is our task. The rest is the madness of art.”