Neither the Church nor modern public opinion condemns petting, provided it stops short at a certain point.

Ever since men became capable of free speculation, their actions, in innumerable important respects, have depended upon their theories as to the world and human life, as to what is good and what is evil. This is true in the present day as at any former time. To understand an age or a nation, we must understand its philosophy, and to understand its philosophy we must ourselves be in some degree philosophers. There is here a reciprocal causation: the circumstances of men s lives do much to determine their philosophy, but, conversely, their philosophy does much to determine their circumstances.

The fundamental concept in social science is Power, in the same sense in which Energy is the fundamental concept in physics.

Much of the most important evils that mankind have to consider are those which they inflict upon each other through stupidity or malevolence or both.

Love as a relation between men and women was ruined by the desire to make sure of the legitimacy of children.

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.

Hatred of enemies is easier and more intense than love of friends. But from men who are more anxious to injure opponents than to benefit the world at large no great good is to be expected.