爱是冒着被毁灭的风险。不去爱就是毁灭自己。
It is not because certain things are difficult that we do not dare;it is because we do not dare that things are difficult.
The way to right wrongs is to turn the light of truth upon them.
The only limit to our realization of tomorrow is our doubts of today.
理解计算的极限对于推进计算机科学领域至关重要。