“The fundamental cause of the trouble is that in the modern world the stupid are cocksure while the intelligent are full of doubt.”

Love is wise, hatred is foolish.

What is wanted is not the will to believe, but the will to find out, which is the exact opposite.

To be without some of the things you want is an indispensable part of happiness.

Do not feel envious of the happiness of those who live in a fool’s paradise, for only a fool will think that it is happiness.

Politics is largely governed by sententious platitudes which are devoid of truth.

Love can flourish only as long as it is free and spontaneous; it tends to be killed by the thought of duty. To say that it is your duty to love so-and-so is the surest way to cause you to hate him of her.

A man is rational in proportion as his intelligence informs and controls his desires.

Nothing is so exhausting as indecision, and nothing is so futile.

None of our beliefs are quite true; all have at least a penumbra of vagueness and error.

Language serves not only to express thought but to make possible thoughts that could not exist without it.

The secret of happiness is very simple: let your interests be as wide as possible, and let your reactions to the things and persons that interest you be as far as possible friendly rather than hostile.

One must care about a world one will not see.

To write a tragedy, a man must feel the tragedy. To feel tragedy, a man must be aware of the world in which he lives. Not only with his mind, but with his blood and sinews.

The demand for certainty is one that is natural to man but is nevertheless an intellectual vice.

The hardest thing to learn in life is which bridge to cross and which to burn.

Freedom of opinion can only exist when the government thinks itself secure.

The doubters said, “Man can not fly,” The doers said, “Maybe, but we’ll try,” And finally soared In the morning glow While non-believers Watched from below.

Why So Serious? Cause you’re still being doubted and there’s work that needs to be done!

Another day, another opportunity to prove everyone who doubts you wrong.

Doubt thou the stars are fire; Doubt that the sun doth move; Doubt truth to be a liar; But never doubt I love.

Pain was something we were expected to endure. But I doubt very much if you would be entirely happy today if a doctor threw a towel in your face and jumped on you with a knife.

I always knew I was going to be rich. I don’t think I ever doubted it for a minute.

What made me run away was doubtless not so much the fear of settling down, but of settling down permanently in something ugly.

God would seem to indicate to us and not allow us to doubt that these beautiful poems are not human, or the work of man, but divine and the work of God; and that the poets are only the interpreters of the Gods.