We know too much and feel too little.

For my part I distrust all generalizations about women, favorable and unfavorable, masculine and feminine, ancient and modern; all alike, I should say, result from paucity of experience.

Love is a little haven of refuge from the world.

Everything is vague to a degree you do not realize till you have tried to make it precise.

The commonest objection to birth control is that it is against nature.

So far I have been speaking of theoretical science, which is an attempt to understand the world. Practical science, which is an attempt to change the world, has been important from the first, and has continually increased in importance, until it has almost ousted theoretical science from men's thoughts.

Patience and boredom are closely related. Boredom, a certain kind of boredom, is really impatience. You don't like the way things are, they aren't interesting enough for you, so you deccide- and boredom is a decision-that you are bored.