Ignorance is the night of the mind, but a night without moon or star.

The most formidable weapon against errors of every kind is reason. I have never used any other, and I trust I never shall.

If you did not do so for the sake of riches,you must have done so for the sake of novelty.

Obstacles are those frightful things you see when you take your eyes off your goal.

While money can't buy happiness, it certainly lets you choose your own form of misery.

One man practicing kindness in the wilderness is worth all the temples this world pulls.

We do not have to visit a madhouse to find disordered minds; our planet is the mental institution of the universe.

The human being is in the most literal sense a political animal, not merely a gregarious animal, but an animal which can individuate itself only in the midst of society.

As a humanist, I love science. I hate superstition, which could never have given us a-bombs.

Let us always meet each other with smile, for the smile is the beginning of love.

Fatherhood is pretending the present you love most is soap-on-a-rope.