2. A gentleman's trip is to cultivate one's morality by being quiet and frugal. Not cold, not awake, not quiet, not far away. If you study quietly, you must study. If you don't study, you won't learn widely. If you have no ambition, you can't succeed. If you are slow, you can't be energetic, and if you are dangerous, you can't be radical. Time goes by, meaning goes by, and then becomes withered, not meeting the world, and staying in a poor house sadly. What will happen? -Zhuge Liang

Although the tortoise has a long life, there is still competition. -Cao Cao

4. the ancients were mean and heavy, fearing that they would be boring. -xelloss

5. The sage is heavy on the yin and light on the jade, which is rare and easy to lose. -Liu An