Related Clues:

• It's assumed
• Articles of faith
• Religious tenet
• 'Power corrupts,' e.g.
• Set of doctrines
• Geometry postulate
• "If it ain't broke, don't fix it," e.g.
• Prescribed doctrine
• "Good things come to those who wait," e.g.
• Universal principle
• Churchly code
• Steadfast belief (and parent of each answer to a starred clue?)
• Matter of faith
• "Lost time is never found again," for one
• Generally accepted truism