If man attempts to suppress the animal side of his nature by a sheer effort of conscious will, nature finds a hundred unexpected and unpleasant ways to take its revenge.

Yes, I am a Jew, and when the ancestors of the right honourable gentlemen were brutal savages in an unknown land, mine were priests in the Temple of Solomon.

Doubt is a pain too lonely to know that faith is his twin brother.

The lust of the flesh directs these desires [of personal union], however, to satisfaction of the body, often at the cost of a real and full communion of persons.

I believe in God, only I spell it Nature.

Faith is a knowledge within the heart, beyond the reach of proof.

Religion is the opium of the masses.

If God made anything better than women, I think he kept it for himself.

You don't look out there for God, something in the sky, you look in you.

You will not enter paradise until you have faith. And you will not complete your faith until you love one another.

Whatever makes men good Christians, makes them good citizens.

Doubt everything. Find your own light.

Greater is He that is in you, than he that is in the world

Religions are all alike- founded upon fables and mythologies.

Everyone who has ever built anywhere a 'new heaven' first found the power thereto in his own hell.

Not only does God play dice, but... he sometimes throws them where they cannot be seen.

My soul is from elsewhere, I’m sure of that, and I intend to end up there.

As the poet said, 'Only God can make a tree' - probably because it's so hard to figure out how to get the bark on.

That man has reached immortality who is disturbed by nothing material.

How can the heart travel to God, when it is chained by its desires?

Religion as a science, as a study, is the greatest and healthiest exercise that the human mind can have.