Theorems are eternal; their proofs are ephemeral.
定理是永恒的；它们的证明是短暂的。
The best stories are the ones that are not afraid to confront the darkness.
It is human nature to think wisely and act foolishly.
Thoughts pass in my mind like flocks of lucks in the sky.I hear the voice of their wings .
A man of genius makes no mistakes. His errors are volitional and are the portals of discovery.
"The stories we tell about others are often the stories we tell about ourselves."