2, green, taken from blue-green; Ice, water that is colder than water. Persuade "

3, climbing the mountain, the arm is not lengthened, but the viewer is far away; Call with the wind, the sound does not add disease, but the listener is clear. Persuade "

4. I tasted it all day and thought for a while. It is better to learn instantly; I might as well climb a mountain as taste and hope. Persuade "

5, the sound is not small but not heard, and the line is not hidden but not shaped. Said by: Xunzi, no matter how small the voice of persuasion is, it will not be heard, and no matter how hidden the behavior is, it will not be shown. Persuade "