Life is like a ten-speed bicycle...Most of us have gears we never use!.
Most of us don't listen with the intent to understand. We listen with the intent to reply.
I don't know where the limits are, but I would like to go there.
保卫国家政权，是那些君主和臣子等享受俸禄的人谋划的事；保卫整个天下，即使是地位低微的普通百姓也有责任参与。
The beauty of quantum algorithms is that they often provide exponential speedups over classical algorithms.