我明白了你无法控制生活中的一切，但你可以控制自己对它的反应。
I've learned that you can't control everything in your life, but you can control how you react to it.
量子场论的发展表明，真空不是空的，而是充满了虚粒子。
A wise man said: before you speak， let your words pass through three gates. At the first gate， ask yourself， "Is it true？" At the second gate， ask "Is it necessary？" At the third gate， ask， "Is it kind？"
恐惧是自然的反应，但勇气是一种选择。选择勇敢。
States are rational actors that seek to maximize their relative power in order to ensure their survival in a competitive international system.