The history of life is a history of adaptation.
生命的历史是适应的历史。
If it were not for art, I would have killed myself a long time ago.
最具挑战性的时期往往揭示了转型的最大机遇。
Without food, man can live at most but a few weeks; without it, all other components of social justice are meaningless.
唯一的限制是你自己设定的。
矿业中的多样性不是可选项,而是发展的必要条件。