The sun and the human heart cannot be looked at directly, so one cannot stare at them for a long time. Battle Through the Heavens You can't judge a book by its cover. Dream of the Red Chamber 3. A man's heart is not enough to swallow an elephant. Dream of the Red Chamber 4. Don't trust others easily. Dream of the Red Chamber 5 people are too busy to eat and drink. Dream of the Red Chamber 6 People must have a conscience or they will be eaten by dogs. Water margin Men die for wealth, birds die for food. Water margin The hearts of the people are united and the mountains move. Water margin You may not know a man's heart from his face. Dream of the Red Chamber 10. A man is not without poison. Water margin