But what if you're an atheist?

It is better to live as a sinner in a world created by God than to love in a world created by the devil. – W.R.D. Fairbairn

definition of God

The problem of evil has bedeviled many religions since their birth. If God is all good and all powerful, either he allows evil to flourish (which means he is not all good), or else he struggles against evil (which means he is not all powerful). – Jonathan Haidt

Good and evil

Good and evil do not exist outside of our beliefs about them. – Jonathan Haidt