Your 20s are the most defining decade of your life.

教育的艺术必须从教育的科学中汲取其法则。

The study of black holes has led us to the edge of our understanding, where the known laws of physics break down and new theories must emerge.

We must remember that this is a very small star and probably some of the larger and the more important stars and may be very virtual and happy.

Great teams are built on mutual respect and shared goals.

The world is full of stories, but the stories are all one.

"Memory is the diary that we all carry about with us."

生存下来的不是最强壮的物种，也不是最聪明的物种，而是对变化反应最迅速的物种。