And if you take Warren Buffett and watched him with a time clock, I would say half of all the time he spends is sitting on his ass and reading. And a big chunk of the rest of the time is spent talking one on one either on the telephone or personally with highly gifted people whom he trusts and who trust him. In other words, it looks quite academic, all this worldly success.

我认为生活中最重要的事情就是忠于自己。

"I think the most important thing is to be honest and truthful in your work."

The purpose of abstraction is not to be vague, but to create a new semantic level in which one can be absolutely precise.