If an unusual necessity forces us onward, a surprising thing occurs. The fatigue gets worse up to a certain point, when, gradually or suddenly, it passes away and we are fresher than before!

Seek out that particular mental attribute which makes you feel most deeply and vitally alive, along with which comes the inner voice which says, 'This is the real me,' and when you have found that attitude, follow it.

We don't laugh because we're happy - we're happy because we laugh.

Fatalism, whose solving word in all crises of behavior is All striving is vain, will never reign supreme, for the impulse to take life strivingly is indestructible in the race. Moral creeds which speak to that impulse will be widely successful in spite of inconsistency, vagueness, and shadowy determination of expectancy. Man needs a rule for his will, and will invent one if one be not given him.

We are mere bundles of habits.

There is a voice inside which speaks and says, "This is the real me!"

It is so human a book that I don't see how belief in its divine authority can survive the reading of it.