To live without experiencing some of the most beautiful relations life affords is not to have lived at all.

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.

进步的艺术是在变化中保持秩序，在秩序中保持变化。

真正的领导者倾听多于发言，并以诚信为首要行动准则。