我不是商人，我就是生意。

The most beautiful music comes from the heart.

解析：吃粗粮，喝清水，弯起胳膊当枕头，这其中也有着乐趣。

We are not born for ourselves alone.

The labor which it would require to make a single one of these guns by hand would exhaust the patience and perseverance of any ordinary workman.

我书写暴君不是因为我害怕他们，而是因为我拒绝让他们占有我的想象力。