Every experiment, whether successful or not, is a step toward understanding.

That is what learning is. You suddenly understand something you've understood all your life, but in a new way.

我对与任何人竞争不感兴趣。我希望我们都能成功。

过去是一个跟随我们的影子，永远存在，永远萦绕。

The most resilient economies are those that invest in all their people.

有人居住的世界的边界是由人类知识的极限决定的。