The only real freedom is the freedom to imagine.
学者学习古人,开始时接触到的是粗浅的内容,中期接触到精华,最终领悟到其神妙变化。
孔子说:“温习旧知识时,能有新收获,就可以做老师了。”
We are on the verge: Today our program proved Fermat's next-to-last theorem.
The best way to predict the future is to create it.