The gentleman understands rightousness, the petty man understands interest. .

I investigate things to complete my knowledge, my complete knowledge makes my thoughts sincere, my thoughts being sincere; my heart is pure.

He who learns but does not think, is lost! He who thinks but does not learn is in great danger.

If many years were added to my life, I would give fifty to the study of the Book of Changes and might thereby manage to avoid great mistakes.

The man of upright life is obeyed before he speaks

Death and life have their determined appointments; riches and honours depend upon heaven.