我他无所惧，唯恐同志受内外势力的压迫，屈服与投降耳。
临终前与诸同志谈话，1925年3月11日
一个行为的后果会影响它再次发生的概率。
I'm not afraid to take risks, because I know that's where growth happens.
上帝很少揭示未来。当他这样做时，只有一个原因：这是一个注定要被改变的未来。
In mathematics, the journey of discovery is as important as the destination.
The writer must be a defender of the individual against the collective.