Only I know what I have done in my life! In fact, it means that he has seen clearly that the world is like a dream and a bubble. Isn't it good to let everything take its course and live an ordinary life?
From "Three Visits to the Thatched Cottage" in "The Romance of the Three Kingdoms", the general meaning is - Whoever wakes up first in the big dream, I already know the things of this life. In the spring (I) slept enough in the thatched house. Outside the window The daylight moves slowly.
This is a poem that Zhuge Liang recited after waking up from his nap. This poem portrays Zhuge Liang as a wise and wise man who is indifferent to his ambitions, quiet and far-reaching.