You can fool everyone else, but you can't fool your own mind.

David Allen

Similar quotes

Respond intelligently even to unintelligent treatment.

The eyes are the window to your soul.

William Shakespeare

Creativity is intelligence having fun.

Albert Einstein

A single twig breaks, but the bundle of twigs is strong.

Showing off is the fool's idea of glory.

It is better to have done something than to have been someone.

;