When speaking to an audience it’s better to fix your gaze on a few people than to “spray” your gaze across the room. Your eyes telegraph to others whether you really believe what you are saying.

我不是心，我是大脑。

Hard work, under the old system, meant doing as little as possible.

音乐是超越一切障碍的语言。

Liberty means responsibility. That is why most men dread it.