历史是记忆的不完美与文献的不足相遇时产生的确定性。
History is that certainty produced at the point where the imperfections of memory meet the inadequacies of documentation.
The language of mathematics is universal, transcending cultural and linguistic barriers.
"Writing is a way of saying to the world, 'I exist, and I have something to say.'"
遗传学是活人的考古学。
向一个人展示他在错误中是一回事，让他掌握真理是另一回事。
一个奇怪的事实是，关于地球史前条件得出了完全相反的结论，这反映了我们目前知识的不完整状态。