The very fact that religions are not content to stand on their own feet, but insist on crippling or warping the flexible minds of children in their favour, forms a sufficient proof that there is no truth in them. If there were any truth in religion, it would be even more acceptable to a mature mind than to an infant mind--yet no mature mind ever accepts religion unless it has been crippled in infancy.
Selected Letters 1934-1937 (ed. Arkham House Publishers, 1976) - ISBN: 9780870540363