Ping-pong was invented on the dining tables of England in the 19th century, and it was called Wiff-waff! And there, I think, you have the difference between us and the rest of the world. Other nations, the French, looked at a dining table and saw an opportunity to have dinner; we looked at it an saw an opportunity to play Wiff-waff.
Teamwork is so important that it is virtually impossible for you to reach the heights of your capabilities or make the money that you want without becoming very good at it.