无论生活中发生什么，都要善待他人。善待他人是一种美好的遗产。
No matter what happens in life, be good to people. Being good to people is a wonderful legacy to leave behind.
The historian's first duty is to tell the truth as he sees it, regardless of whom it pleases or displeases.
Science teaches us humility, for every discovery reveals the vastness of our ignorance.
是因为他们行事合理，行事合理来自于受到的熏染得当。
——与伦敦《滨海杂志》记者谈话，1911年11月