通往哲学的第一步是怀疑。
技术可以放大优秀教学的效果,但无法替代糟糕的教学。
It always seems impossible until it's done.
The greatest prosperity can exist only as the result of the greatest possible productivity of the men and machines in the establishment.
The more you give, the more you get.
我们都是自己故事中的英雄。
The essence of computation is not just in the manipulation of symbols, but in the profound understanding of what those manipulations represent.