Speech is human nature itself, with none of the artificiality of written language.

Great dreamers' dreams are never fulfilled, they are always transcended.

There is a technique, a knack, for thinking, just as there is for doing other things. You are not wholly at the mercy of your thoughts, any more than they are you. They are a machine you can learn to operate.

There are no whole truths: all truths are half-truths. It is trying to treat them as whole truths that plays to the devil.

No religion can be considered in abstraction from its followers, or even from its various types of followers.

The defense of morals is the battle-cry which best rallies stupidity against change.

The point about zero is that we do not need to use it in the operations of daily life. No one goes out to buy zero fish. It is in a way the most civilised of all the cardinals, and its use is only forced on us by the needs of cultivated modes of thought.