Great books conserve time.

Happiness is a form of courage.

Beware of your habits. The better they are the more surely they will be your undoing.

History proves there is no better advertisement for a book than to condemn it for obscenity.

The time to read is any time: no apparatus, no appointment of time and place, is necessary. It is the only art which can be practiced at any hour of the day or night, whenever the time and inclination comes, that is your time for reading; in joy or sorrow, health or illness.

Only one-fourth of the sorrow in each man's life is caused by outside uncontrollable elements, the rest is self-imposed by failing to analyze and act with calmness.

Sacrifice is a form of bargaining.