真相很少是纯粹的，也从不简单。
The truth is rarely pure and never simple.
历史不是过去。历史就是现在。我们随身携带着历史。
And that's OK.I'm ready to let you go.I want you to know now,So we both can savor every moment we have left together.The good and the bad.We have given each other All that we have.
地理学是研究地球作为人类家园的科学。
The discovery of odorant receptors and the organization of the olfactory system has opened up new avenues for research in neuroscience and biology.
推动大陆位移的力量与形成山脉、地震和火山喷发的力量相同。