正如几何学最自然的起点是数学点，在观察和自然历史中采用同样的方法也最真实、简单且富有教益。
As in geometry the most natural way of beginning is from a mathematical point, so is the same method in observations and natural history the most genuine, simple, and instructive.
The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion.
Risk management in mining isn't about eliminating all risks - that's impossible - but about understanding and mitigating them intelligently.
你有敌人?很好。这说明在你的生命中的某个时刻,你曾经呐喊过。
I don't want to be a star, I want to be a legend.
