The fool who persists in his folly will become wise.

The fool who persists in his folly will become wise.

When in doubt, don't.

When in doubt, don't.

Trust your hunches. They're usually based on facts filed away just below the conscious level.

Trust your hunches. They're usually based on facts filed away just below the conscious level.

You cannot escape the responsibility of tomorrow by evading it today.

You cannot escape the responsibility of tomorrow by evading it today.

Stubbornness does have its helpful features. You always know what you're going to be thinking tomorrow.

Stubbornness does have its helpful features. You always know what you're going to be thinking tomorrow.

Respect is love in plain clothes.

Respect is love in plain clothes.

One principle reason why men are so often useless is that they divide and shift their attention among a multiplicity read more

One principle reason why men are so often useless is that they divide and shift their attention among a multiplicity of objects and pursuits.

One of the greatest pieces of economic wisdom is to know what you do not know.

One of the greatest pieces of economic wisdom is to know what you do not know.

It is not good to know more unless we do more with what we already know.

It is not good to know more unless we do more with what we already know.