Spiritual abundance and tranquility are the highest realm of life. Only in this way can people's thoughts go deep and finally achieve something.

2. What is the connotation of "rich silence"? Answer in the article.

Quiet, because get rid of the temptation of the outside world; Rich, because you have the treasure of the inner spiritual world.

After many ups and downs, my river of life seems to have finally come to an open valley and merged into a vast lake. What does this sentence mean?

It means that after experiencing the impetuousness and shallowness of life, the thought is constantly maturing and profound.

It is the depth of the lake that makes it as quiet as a mirror. This sentence contains profound truth. Try to understand this sentence.

My heart is still thinking and pursuing something, but it seems so calm on the surface, because I think deeper and pursue higher than before.

Famous sayings are quoted in many places in the article. Please talk about the function of quotation in one place.

At the end of the article, the author quoted Shakespeare's famous words, explaining that any external activity, no matter how vigorous and colorful it is on the surface, will be poor and empty in essence if there is no spiritual pursuit and no spiritual value as the goal.