Sustainability isn't an option - it's our responsibility to future generations.

诗歌的美在于其将平凡转化为非凡的能力。

The teacher must believe in the potential of his students. He must see in each one of them a spark of the divine fire.

每个人都有存在的意义，我真心相信这一点。

But what is happiness except the simple harmony between a man and the life he leads?

I pursue no objectives, no systems, no tendency; I have no program, no style, no direction.

The pursuit of science is more than the pursuit of understanding. It is the pursuit of wonder.