而这次系列讲座的主题，很切合我们普林斯顿大学非正式的校训，为国家服务，为世界服务。
And the sort of theme of this seminar series is very much like Princeton informal motto, which is "Princeton in the nation's service and the service of all nations".
这所私立大学的校训为“真理”(拉丁文)。
The private university's motto is "Veritas" (Latin for "truth").
但校训的真正意义在于最后一句“重要的，让你与真理为友。”它正是哈佛人崇尚真理、追求学术自由的最朴素的体现！
But the school's real significance is the last one "important for you to make friends with the truth." it is Harvard who advocate the truth, pursuit of academic freedom embodied in the most simple!
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