Love cannot exists as a duty; to tell a child that it ought to love its parents and its brother and sisters is utterly useless, if not worse.

If I were granted omnipotence, and millions of years to experiment in, I should not think Man much to boast of as the final result of all my efforts.

Much that passes as idealism is disguised hatred or disguised love of power.

It is undesirable to believe a proposition when there is no ground whatever for supposing it true

The happy life is to an extraordinary extent the same as the good life.

Belief systems provide a programme which relieves the necessity of thought.

We know too much and feel too little.