我认为坚持自己的信念很重要。
I think it's important to stand up for what you believe in.
What is the difference between a Turing machine and the modern computer? It's the same as that between Hillary's ascent of Everest and the establishment of a Hilton hotel on its peak.
从老师那里学到一切是学生的责任，充分激发学生的全部潜力是老师的责任。
投资就是低买高卖，相当简单。问题是要知道什么是低，什么是高。
