To practice five things under all circumstances constitutes perfect virtue; these five are gravity, generosity of soul, sincerity, earnestness, and kindness.
Be strict with yourself but least reproachful of others and complaint is kept afar.
The beginning of wisdom is to call things by their proper name.
The perfecting of one's self is the fundamental base of all progress and all moral development.
Give a man a fish, feed home for a day. Teach a man to fish, feed for a lifetime.
Let every man consider virtue as what devolves on himself. He may not yield the performance of it even to his teacher.