There is no likelihood of our being able to suppress humanity's aggressive tendencies... Complete suppression of man's aggressive tendencies is not an issue; what we may try is to direct it into a channel other than that of warfare.

The liberty of the individual is no gift of civilization. It was greatest before there was any civilization, though then, it is true, it had for the most part no value, since the individual was scarcely in a position to defend it. The development of civilization imposes restrictions on it, and justice demands that no one shall escape those restrictions.

In the long run, nothing can withstand reason and experience, and the contradiction religion offers to both is palpable.

The impression forces itself upon one that men measure by false standards, that everyone seeks power, success, riches for himself, and admires others who attain them, while undervaluing the truly precious thing in life.

There is no doubt that the resistance of the conscious and unconscious ego operates under the sway of the pleasure principle: it seeks to avoid the unpleasure which would be produced by the liberation of the repressed.

A love that does not discriminate seems to me to forfeit a part of its own value, by doing an injustice to its object; and secondly, not all men are worthy of love.

The virtuous man contents himself with dreaming that which the wicked man does in actual life.