When he was ten years old, people around him asked him what he wanted most? He said what he wanted most was to get first place in the exam;
When he was twenty years old, people around him asked him what he wanted most? He said he most wanted to earn a million;
Later, when he was almost thirty years old, he had already earned enough millions, but no one asked him what he wanted most, but kept asking him for what they wanted most.
When I was a child, I could get a lot of things by giving very little, even just a smile.
Later, I discovered that there is a proportion between giving and receiving. Sometimes you will not get equivalent returns if you pay; it is possible that not only will your efforts not be rewarded, but you will even arouse resentment.
Why is that? He doesn't know, let time tell him the answer.