"I care not much for a man's religion whose dog and cat are not the better for it. "
"The mystery of the beginning of all things is insoluble by us; and I for one must be content to remain an agnostic."
...and if you're wondering about "ordained obligation" then an appropriate and wonderfully ironic (see previous post) quote from the 60th death-day boy - assassinated 12th feb 1949.
Hassan al-Banna, founder of Jama'at al-Ikhwan al-Muslimun (Muslim Brotherhood)
"...when words are banned, hands make their move."