The most destructive criticism is indifference.

The underdog often starts the fight, and occasionally the upper dog deserves to win.

The feeling of sleepiness when you are not in bed, and can't get there, is the meanest feeling in the world.

A conquered foe should be watched.

It is hard to convince a high-school student that he will encounter a lot of problems more difficult than those of algebra and geometry.

There is nothing so well known as that we should not expect something for nothing - but we all do and call it Hope.

The way to keep a cat is to try to chase it away.