"The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion."

在帮助孩子健全发展的过程中，最常被人忽视的，就是人性的特质――孩子精神上的需要。

States are rational actors that seek to maximize their relative power in order to ensure their survival in a competitive international system.

端正其义而不谋求私利，阐明其道而不计较功利。

好的政策需要健全的理论和实证验证。