活着就是留下痕迹，而诗歌是所有痕迹中最持久的

The AdS/CFT correspondence is a profound insight into the nature of reality, bridging the gap between quantum mechanics and general relativity.

Success is not the key to happiness. Happiness is the key to success. If you love what you are doing, you will be successful.

译文：不务正业的人如果能迷途知返，仍然是一个正人君子；高贵的人误入歧途，便会被庸人嘲笑。赏析：过去的错误已无可挽回，但未来的路还可以追寻。人犯错误不可怕，就怕一错再错，不知悔改。