The length of a person’s life is limited, and when money is no longer a constraint, time becomes the limiting factor.

How to make the most of your time is the weak point; how to enjoy life with high quality is what's truly lacking.

If you observe the underlying logic of all human behavior, it boils down to this: most people are selling their time, while a few are truly enjoying themselves. The only reason a few can acquire the time of the many is that the game you created is also enjoyable to others.