The most costly of all follies is to believe passionately in the palpably not true. It is the chief occupation of mankind.

Man prefers to believe what he prefers to be true.

A man can believe a considerable deal of rubbish, and yet go about his daily work in a rational and cheerful manner.

I am positively against all this crap which is carried on first in the name of this thing, then in the name of that. I believe only in what is active, immediate, and personal.

We believe that electricity exists, because the electric company keeps sending us bills for it.

There's nothing that can help you understand your beliefs more than trying to explain them to an inquisitive child.

I used to believe in reincarnation, but that was in a past life.

Disbelief in magic can force a poor soul into believing in government and business.

Men will believe anything at all provided they are under no obligation to believe it.

Though a good deal is too strange to be believed, nothing is too strange to have happened.