It is a curious fact, characteristic of the incomplete state of our present knowledge, that totally opposite conclusions are drawn about prehistoric conditions on Earth, depending on whether the problem is approached from the biological or the geophysical viewpoint.
一个奇怪的事实是，根据从生物学或地球物理学的角度出发，对地球史前条件会得出完全相反的结论，这反映了我们目前知识的不完整状态。
The best stories are those that disturb us, that force us to question our certainties.
"To give is to receive, to love is to be loved, and to live is to let live."
衡量矿业公司成功的真正标准是它能否为后代留下积极的遗产。
