Look at the means which a man employs, consider his motives, observe his pleasures. A man simply cannot conceal himself!
Learning without thought is labor lost; thought without learning is perilous.
The sun and moon shine on all without partiality.
The superior man is firm in the right way and not merely firm.
Past scholars studied to improve themselves; Today's scholars study to impress others.
For benefits return benefits; for injuries return justice without any admixture of revenge.