In science, we must be open to the possibility that our most cherished theories could be wrong.

不要害怕失败，要害怕不去尝试。

懦夫从不启程，弱者死于途中，只剩我们前行。

"We are all so much more than we think we are."

Mathematics is not about numbers, equations, computations, or algorithms: it is about understanding.