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.

I'm not afraid to take a stand. Everybody come take my hand. We'll walk this road together, through the storm.

教育不仅必须是文化的传播者，而且还必须提供对世界的另类看法，并增强探索的意志。