The more you know, the more you realize you don't know.
你知道得越多,就越意识到你不知道的越多。
当你怀疑自己能否飞翔的那一刻,你就永远失去了飞翔的能力。
The goal of mathematics is to understand the structures that underlie the phenomena we observe.
Technology can help us monitor forests, but it's human commitment that will save them.