To attain happiness in another world we need only to believe something, while to secure it in this world we must do something.

The labor of women in the house, certainly, enables men to produce more wealth than they otherwise could; and in this way women are economic factors in society. But so are horses.

The first duty of a human being is to assume the right functional relationship to society - more briefly, to find your real job, and do it.

Death? Why this fuss about death? Use your imagination, try to visualize a world without death! Death is the essential condition of life, not an evil.