Every life contains its own mysteries, and the biographer must respect the unknowable.

最好的投资是押注长期趋势。

I think goals should never be easy, they should force you to work, even if they are uncomfortable at the time.

The universe we observe has precisely the properties we should expect if there is, at bottom, no design, no purpose, no evil, no good, nothing but blind, pitiless indifference.