Freedom is never voluntarily given by the oppressor； it must be demanded by the oppressed.

There are some secrets which do not permit themselves to be told.

你必须爱上变得伟大的过程。

光是建筑中最重要的材料。

In science, the credit goes to the man who convinces the world, not to the man to whom the idea first occurs.

In every sunset, there are a thousand colors waiting to be discovered.