艺术的意义不是固定的，它随着观众而演变。
The meaning of art is not fixed; it evolves with the viewer.
我们可以断言，没有激情，任何伟大的事业都不能完成。
To be unhomed is not to be homeless, but to have your home always in question.
The principal effect of the progress of society is to increase the quantity of wealth, and the power of distributing it.
No matter how far you travel, you can never get away from yourself.
The world is a dangerous place, not because of those who do evil, but because of those who look on and do nothing.