Don’t say anything about someone in email you would not be comfortable saying to them directly， because eventually they will read it.
To understand a program you must become both the machine and the program.
"The best way to lead is to be vulnerable."
科學(xué)的進步不是一條直線，而是一個螺旋，總是在前進，又總是回到起點。
The only way to discover the limits of the possible is to go beyond them into the impossible.
When you have to kill a man it costs nothing to be polite.