Sustainable development is not a slogan but a concept that must be practiced. We must keep the land forever vibrant.

求学的最大益处，在于自我改变气质。

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.

The sands in your way beg for your song and your movement, dancing water. Will you carry the burden of their lameness?

真相是，我们都有自己的监狱，而钥匙总是在触手可及的地方。