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Technology should serve both progress and preservation.
即使只有一毫粗疏的地方,就不能准确地认识事理,所以说一定要精确。不然,众说纷纭必会产生疑惑;仅存在一丁点杂念,便不能坚守事理,故而必须专心,否则在利害面前必定会经不起考验。
With a library you are free, not confined by temporary political climates. It is the most democratic of institutions because no one - but no one at all - can tell you what to read and when and how.
The beauty of mathematics lies in its ability to describe the universe in the most elegant way possible.
时间的主要美在于你不能提前浪费它。下一年、下一天、下一小时都为你准备好了,就像你一生中从未浪费或误用一刻钟一样完美无瑕。