To be unable to bear an ill is itself a great ill.

Misers take care of property as if it belonged to them, but derive no more benefit from it than if it belonged to others.

The road to Hades is easy to travel.

Arrogance is a great obstruction to wisdom.

If a new result is to have any value, it must unite elements long since known, but till then scattered and seemingly foreign to each other, and suddenly introduce order where the appearance of disorder reigned.

To dare to be aware of the facts of the universe in which we are existing calls for courage.

The purest form of listening is to listen without memory or desire.