如果他们能让你问错问题，他们就不必担心答案了。

The act of writing is an act of optimism. You would not take the trouble to do it if you felt it didn't matter.

Every artist dips his brush in his own soul, and paints his own nature into his pictures.

Sustainability is not an option, it's a responsibility.

世界上充满了显而易见的事情，但没有人会去注意。