The years wrinkle our skin, but lack of enthusiasm wrinkles our soul.

God desired to be the real maker of a real bed, not a particular maker of a particular bed, and therefore He created a bed which is essentially and by nature one only.

The more I know, the more I know that I don't know.

The Delphic Oracle said I was the wisest of all the Greeks. It is because that I alone, of all the Greeks, know that I know nothing.

Thou shouldst eat to live; not live to eat.

Every pleasure or pain has a sort of rivet with which it fastens the soul to the body and pins it down and makes it corporeal, accepting as true whatever the body certifies.

Let he who would move the world, first complete an environmental impact assessment and a 90-day public comment period.