Reason obeys itself; and ignorance submits to whatever is dictated to it.
If you do not tell the truth about yourself you cannot tell it about other people.
The future of mining lies in intelligence and sustainability.
事实是,每个人都会伤害你;你只需要找到那些值得你为之受苦的人。
The true essence of scientific discovery is not in the answers it provides, but in the new questions it raises.