The whiter my hair becomes, the more ready people are to believe what I say.

We are told that Sin consists in acting contrary to God's commands, but we are also told that God is omnipotent. . . . This leads to frightful results. . . . The British State considers it the duty of an Englishman to kill people who are not English whenever a collection of elderly gentlemen in Westminster tells him to do so. . . . Church and State are placable enemies of both intelligence and virtue.

Protagoras did not know if the gods exist, but he held in any case they ought to be worshiped. Philosophy, according to him, had nothing edifying to teach, and for the survival of morals we must rely upon the thoughtlessness of the majority and their willingness to believe what they had been taught.

Envy ... is one form of a vice, partly moral, partly intellectual, which consists in seeing things never in themselves but only in their relations.

Too little liberty brings stagnation, and too much brings chaos.

The triumph of science has been mainly due to its practical utility, and there has been an attempt to divorce this aspect from that of theory, thus making science more and more a technique, and less and less a doctrine as to the nature of the world. The penetration of this point of view to philosophers is very recent.

Of all forms of caution, caution in love is perhaps the most fatal to true happiness.