The reason is, and by rights ought to be, slave to the emotions.

I once saw a photograph of a large herd of wild elephants in Central Africa Seeing an airplane for the first time, and all in a state of wild collective terror... As, however, there were no journalists among them, the terror died down when the airplane was out of sight.

I am compelled to fear that science will be used to promote the power of dominant groups rather than to make men happy.

Almost all education has a political motive.

Do not use power to suppress opinions you think pernicious, for if you do the opinions will suppress you.

To the primitive mind, everything is either friendly or hostile; but experience has shown that friendliness and hostility are not the conceptions by which the world is to be understood.

No nation was ever so virtuous as each believes itself, and none was ever so wicked as each believes the other.