Joke Collection Website - Talk about mood - Time may not prove many things, but it can certainly see through many things. How to understand this sentence?

Time may not prove many things, but it can certainly see through many things. How to understand this sentence?

Personal point of view. It can be understood that, for example, people, after a long time, can see through what is a fair-weather friend, what is a bosom friend, and what is a friend in need; Speaking of things, after a long time, I have seen through a truth. People's life is developed under various opportunities that come to them, but that is only the success that they control. Something like that.