研究古DNA如同打开通向过去的窗户。
成功最棒的部分是知道你的努力没有白费。
The fundamental law of the militia is, that it be created, directed and commanded by the laws, and ever for the support of the laws.
如果你独处时感到寂寞,这说明你没有和你自我成为好朋友。
I have always been fascinated by the darker side of human nature.