城市是人类最伟大的发明。

I think it's important to stand up for what you believe in.

城市的穷人就像树的根：看不见，但对生存至关重要。

一切皆有可能，但没有什么是一定的。

艺术源于必要性，而非时尚。

The greatest discovery of my generation is that a human being can alter his life by altering his attitudes.

The only time you should look down on someone is when you're helping them up.

Urban forestry proves that nature and cities can thrive together.