“There are several good protections against temptation, but the surest is cowardice.”

“The power of imagination makes us infinite.”

“I think frugality drives innovation, just like other constraints do. One of the only ways to get out of a tight box is to invent your way out.”

“Every day we should hear at least one little song, read one good poem, see one exquisite picture, and, if possible, speak a few sensible words.”

“It always seems impossible until it is done.”

“Only those who will risk going too far can possibly find out how far one can go.”