The essence of mathematics is not to make simple things complicated, but to make complicated things simple.

It has done me good, because of the color of the wheat fields. Go and look again at the roses. You will understand now that yours is unique in all the world。

在数字时代，隐私不仅是一种权利，而且是自由社会运作的必要条件。

行业与社区的合作是保护森林的关键。

文学是对人类境况的探索。

你越是赞美和庆祝你的生活，生活中就越有值得庆祝的东西。