Unless a man has been taught what to do with success after getting it, the achievement of it must inevitably leave him a prey to boredom.

When we have told how things behave when they are electrified, and under what circumstances they are electrified, we have told all there is to know

Plato has dramatic strength ... but is quite unaware of the strength of the argument against his position ... and allows himself to be grossly unfair in arguing against it.

Boys and girls should be taught respect for each other's liberty... and that jealousy and possessiveness kill love.

Whenever you find yourself getting angry about a difference of opinion, be on your guard; you will probably find, on examination, that your belief is going beyond what the evidence warrants.

I think the subject which will be of most importance politically is Mass Psychology... Its importance has been enormously increased by the growth of modern methods of propaganda. Although this science will be diligently studied, it will be rigidly confined to the governing class. The populace will not be allowed to know how its convictions are generated.

What we cannot think we cannot think, therefore we also cannot say what we cannot think.