"We are all in the gutter, but some of us are looking at the stars."

A balcony or porch needs to be at least 6 feet (2m) deep or it won’t be used.

A world without forests is a world without breath.

我是一个不断进步的人。我不完美，但我每天都在努力变得更好。

数学的力量在于它简化复杂事物的能力。

Sometimes you have to be a little bit naughty.