The atheist, agnostic, or secularist ... should guard...

The atheist, agnostic, or secularist ... should guard against the encroachment of religion in areas where it has no place, and in particular the control of education by religious authority. The attempts to ban the teaching of evolution or other scientific theories -- a feeble echo of medieval church tyranny and hostility to learning, but an echo nonetheless are serious threats to freedom of inquiry and should be vigorously combated.