花开时不能一同欣赏，花落时也无法一同悲伤。
To this day, I have never taken a course anywhere, in chemistry, economics, psychology, or business.
International politics is a brutal and unforgiving arena, where states constantly strive to maximize their power and security.
The past is a shadow that follows us, but it is up to us to decide whether it will darken our future.
我们都在阴沟里，但仍有人仰望星空。
The best leaders are those who empower others to lead.