The law isn't justice. It's a very imperfect mechanism. If you press exactly the right buttons and are also lucky, justice may show up in the answer.

数学的本质不仅在于解决问题，还在于提出正确的问题。

可持续性不是一种趋势，而是我们对地球和后代的责任。

"La literatura es la memoria de los pueblos, y sin memoria no hay identidad."

"The world is a book, and those who do not travel read only one page."

成功不是幸福的关键。幸福是成功的关键。如果你热爱你所做的事情，你就会成功。