Einstein's religious views are among the most misquoted in history. Both atheists and believers claim him as their own. The truth is more nuanced — and more interesting.

Did Einstein believe in God?

Einstein explicitly rejected the idea of a personal God — a deity who intervenes in human affairs, answers prayers, or rewards and punishes. He wrote this clearly in many letters. When asked directly, he often said he did not believe in the God of the Bible.

What did Einstein mean by "cosmic religion"?

Einstein described himself as having a "cosmic religious feeling" — a profound sense of awe at the orderliness and beauty of the universe. He found it extraordinary that the universe was comprehensible at all, that mathematics could describe physical reality. This feeling of reverence was, for him, the foundation of scientific motivation.

Did Einstein believe in Spinoza's God?

When the Rabbi Herbert Goldstein telegraphed Einstein asking "Do you believe in God?", Einstein replied: "I believe in Spinoza's God, who reveals himself in the orderly harmony of what exists, not in a God who concerns himself with the fates and actions of human beings." Baruch Spinoza's God was essentially identical with nature itself — not a being separate from the universe, but the universe's own rational structure.

Was Einstein an atheist?

Einstein rejected this label too. He said several times that he found aggressive atheism too dogmatic — certain about something that cannot be proven. He called himself neither religious in the conventional sense nor an atheist, but someone who stood in awe before the mystery of the universe.

What did Einstein think about ethics and religion?

Einstein believed science and religion could coexist if religion stayed in its proper domain: values, meaning, and ethics. He saw them as addressing different questions. "Science without religion is lame," he wrote, "religion without science is blind" — meaning each needs the other's orientation to avoid its characteristic failure.

Ask Einstein About Belief