The beauty of mathematics is that it is universal.
生活中闲言碎语在所难免,不必过分在意,做好自己即可。  
登山不论遇到什么艰难险阻都不停止脚步,就一定能够登上山顶。
To me programming is more than an important practical art. It is also a gigantic undertaking in the foundations of knowledge.