The United States has no permanent enemies, no permanent friends, only permanent interests.
美国没有永恒的敌人,也没有永恒的朋友,只有永恒的利益。
It's survival of the fittest.
As you grow older, you will discover that you have two hands, one for helping yourself, the other for helping others.
年轻人不知道足够谨慎,因此他们尝试不可能的事情,并一代又一代地实现它。
The future of AI lies in understanding causality, not just correlation.
Among thousands of people, you meet those you've met. Through thousands of years, across the boundless wilderness of time, you happen to meet them, neither earlier nor a bit too late. There is nothing to be said except to ask lightly, "Oh, you're here too?"