采矿业必须发展以满足不断变化的世界的需求。

All men are liable to error; and most men are, in many points, by passion or interest, under temptation to it.

The theatre is a place where one has time for the problems of people to whom one would show the door if they came to one's office for a job.

Life is a continual combat.

Don't be afraid of failure, because every failure is practice for success.

"The silence around words is as important as the words themselves."

I made my money by selling too soon.

Without core technology, there is no say.