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

"The only thing that makes life possible is permanent, intolerable uncertainty; not knowing what comes next."

Inflation is a very bold idea, but it seems to be the only way to explain the observed features of the universe.

创新是在竞争激烈的行业中保持领先的关键。

The best art is the one that doesn’t explain itself.