爱就是冒着受伤的风险,而不爱则是保证了一生的虚度。
"To love is to risk being hurt, but not to love is to guarantee a life unlived."
爱一个人就是要懂得如何失去他们。
Try to learn something about everything and everything about something.  
悲剧是我割破了手指。喜剧是你掉进下水道淹死了。
The joy of solving a mathematical problem is unparalleled; it is a moment of pure intellectual triumph.