How to explain the destiny in Buddhism?

Buddhism talks about three generations of cause and effect, and what you bear in this life is the result of what you did in your previous life.

There is no destiny in the world, as the saying goes, "Heaven makes me",

When I was born, many things in my life did have a trend, but this trend can be corrected by my own behavior, which is what Buddhism said: "If you want to know the cause of past lives, you should suffer now." If you want to know the fruits of the future, you are doing it now. "