"Life is not what one lived, but what one remembers and how one remembers it to tell it."
The greatest happiness of a teacher is to send groups of children to the other shore of their ideals.
It is remarkable that a science which began with the consideration of games of chance should have become the most important object of human knowledge.
我们从地下开采的石头承载着4亿年的历史,我们只是暂时的保管者。