你越努力，就越幸运。

The revolution is not an apple that falls when it is ripe. You have to make it fall.

有时候我真想放弃，但想到会让很多人失望，我就坚持下来。

The concept of inflation suggests that the universe underwent a period of extremely rapid expansion shortly after the Big Bang.

Sustainability isn't a trend; it's a responsibility we owe to future generations.

改变世界的阻碍，并非人类的冷漠，而是世界实在太复杂。

每个词都是一个选择，而每个选择都会改变世界。

The true spirit of delight, the exaltation, the sense of being more than Man, which is the touchstone of the highest excellence, is to be found in mathematics as surely as in poetry.