The computer is the most remarkable tool that we've ever come up with. It's the equivalent of a bicycle for our minds.
计算机是我们想出的最了不起的工具。它相当于我们思维的自行车。
The important thing in life is not victory but combat； it is not to have vanquished but to have fought well.
The best picture books work on different levels for different ages.
解释：处在有利的地位上想到道义，处在困难之中想到保持纯正。
Failure in the lab is not the end - it's just another data point.