“Benevolence is the heart of man, and righteousness is the path of man.” — Mencius · Mencius, Book VI A
“He who exerts his mind to the utmost knows his nature. Knowing his nature, he knows Heaven.” — Mencius · Mencius, Book VII A
“The great man is he who does not lose his child's heart.” — Mencius · Mencius, Book IV B, c. 4th century BCE