Talking about other people's happiness, but I'm not.

Happiness will come naturally when you have a good attitude. Yes, people should learn to be optimistic about everything in life.

Nine times out of ten people should bow their heads and relax. If you do this, that person will be very mature.

People's time is very limited, so there is no need to worry about things that are meaningless or powerless to change. This is a waste of time and energy! Just do your own thing.