It can be done.

“They had been men of little faith, with their continual questioning and their childish egotism; but now they went out into the civilized world full of the spirit of self-sacrifice and strong in soul. And they carried the new fire to the hovels of slaves and into the palaces of emperors. Twelve simple, uneducated fishermen revolutionized the world, and that with no other instrument than their new faith and their readiness to die for that faith.”

– Karl Adam