Only I know what I have done in my life! In fact, this means that he has regarded the world as a bubble of dreams. It's good to let nature take its course and lead a dull life.

From the Romance of the Three Kingdoms (III) by Gu Maolu, the general idea is-who is the first person to wake up in a big dream? I already know what happened in my life. In spring, I slept enough in the thatched cottage. The sunshine outside the window moves slowly.

It's a poem sung by Zhuge Liang after waking up from a nap. This poem depicts the image of Zhuge Liang, indifferent, quiet and far-reaching.