1, the school gate is the dividing line between the two worlds, the outside and the inside are different worlds, the inside is the scholar's spirit, and the outside is the universe.

2, separated by a door, one side is heaven, the other side is human, the other side is scholarly, and the other side is secular.

3. On the one hand, it is ideal, on the other hand, it is reality ... To paraphrase Qian Zhongshu, people inside the school gate want to come out, and people standing outside the school gate want to rush in.

People who come out of the school gate may be in high spirits, but they are inevitably invaded by the world.

5. Through the school gate, you can feel how many youthful years, ideals and aspirations have passed away in China.

6, different school gates, different youth.