Do we need to have 280 brands of breakfast cereal? No, probably not. But we have them for a reason - because some people like them. It's the same with baseball statistics.
“I certainly feel that the time is not far distant when a knowledge of the principles of diet will be an essential part of one's education. Then mankind will eat to live, be able to do better mental and physical work and disease will be less frequent.”
“Only to he avoid misunderstandings, I must say that even last year, when I wrote my pamphlet, I heartily wished that Prussia should declare war against Napoleon.”