The book says that all good things must come to an end, but where does this start?

From Feng Ming magnum's Wake Up the World.

Sentences describing all good things must end:

1. All things must come to an end. Every relationship will end one day, and when it ends, there will be the next relationship. Life begins and ends. It doesn't matter if you come and go. No matter how tight you hold it, you are just a passer-by.

2. Come in a hurry, go in a hurry, leave a lot of thoughts, and look forward to a reunion. My reluctance is hard to express in thousands of words. Have a nice trip!

3. The words are crazy and the roads are crazy. It was just a dream that spring can't come back! The empty space is full of joys and sorrows of life and death, embers are hanging and smoke is flying all over the sky.

Next summer, the classroom will be full of people, but unfortunately it is not us.

5. When the glory is exhausted, but the road ahead is long, remember who people hate when they return.

6. Everything has to end. I hope everyone will go their separate ways and live a good life.

7. It's time to start. Let's go! There is no need to regret or say goodbye, even if the song fades away, our hearts will beat forever.