"The people may be made to follow a path of action, but they may not be made to understand it."

"Learning without thought is labor lost; thought without learning is perilous."

"To know what you know and what you do not know, that is true knowledge."

"The Master said, 'A man may be able to recite the three hundred odes, but if, when entrusted with a governmental charge, he knows not how to act, or if, when sent to any quarter on a mission, he canno…"

"The Master said, 'Hold faithfulness and sincerity as first principles. Have no friends not equal to yourself. When you have faults, do not fear to abandon them.'"