The rise of a new great power is always a cause for concern among existing powers, as it threatens the existing balance of power.

每个人内心都有一个秘密世界。我是说，世界上所有的人。每个人。无论他们在外面多么乏味和无聊，他们内心都有难以想象的、壮丽的、美妙的、愚蠢的、惊人的世界。不仅仅是一个世界。有数百个。

In science, the most important discoveries often come from paying attention to the unexpected.