Little things affect little minds.

The positive thinker see the invisible, feels the intangible, and achieve the impossible.

An optimist may see a light where there is none, but why must the pessimist always run to blow it out?

What though strength fails? Boldness is certain to win praise. In mighty enterprises, it is enough to have had the determination.

You must try to observe yourself more and more objectively, to look at everything in yourself as though another person.

There is nothing more frightful than ignorance in action.

Until you make the unconscious conscious, it will direct your life and you will call it fate.

The free flow of conflicting ideas and feelings is critical for creative thinking, for discovering new solutions no one individual would have come to on his own.

In this age, the man who dares to think for himself and to act independently does a service to his race.

I frame no hypotheses; for whatever is not deduced from the phenomena is to be called an hypothesis; and hypotheses, whether metaphysical or physical, whether of occult qualities or mechanical, have no place in experimental philosophy.

Self-control is strength. Right thought is mastery. Calmness is power.

Nothing exists from whose nature some effect does not follow.