Bertrand Russell

Happiness is not best achieved by those who seek it directly.

If a philosophy is to bring happiness it should be inspired by kindly feelings. Marx pretended that he wanted the happiness of the proletariat; what he really wanted was the unhappiness of the bourgeois.

If there were in the world today any large number of people who desired their own happiness more than they desired the unhappiness of others, we could have a paradise in a few years.

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

Christ believed in hell. I do not myself feel that any person who is really profoundly humane can believe in everlasting punishment.

The degree of one's emotions varies inversely with one's knowledge of the facts - the less you know, the hotter you get.

Most of the greatest evils that man has inflicted upon man have come through people feeling quite certain about something which, in fact, was false.

Fear is the main source of superstition, and one of the main sources of cruelty. To conquer fear is the beginning of wisdom, in the pursuit of truth as in the endeavor after a worthy manner of life.

A process which led from the amoeba to man appeared to philosophers to be obviously progress - though whether the amoeba would agree with this opinion is not known.

4. Form The "form" of a proposition is that, in it, which remains unchanged when every constituent of the proposition is replaced by another.