Among the appliances to transform the people, sound and appearances are but trivial influences.
The Master said, "A true teacher is one who, keeping the past alive, is also able to understand the present."
Straight-forwardness, without the rules of propriety, becomes rudeness.
Better a diamond with a flaw than a pebble without.
To lead uninstructed people to war is to throw them away.
Don't do unto others what you don't want others to do unto you.