No man, for any considerable period, can wear one face to himself and another to the multitude, without finally getting bewildered as to which may be the true.

A true mathematician is always a student, always learning.

赢得诺贝尔奖最大的好处是不必担心停车罚单。

成功采矿的关键不仅在于资源开采，还在于以可持续和负责任的方式进行。