If, at the close of business each evening, I myself can understand what I've written, I feel the day hasn't been totally wasted.

If, at the close of business each evening, I myself can understand what I've written, I feel the day hasn't been totally wasted.

如果每天晚上下班时，我自己都能理解我写的东西，我就会觉得这一天并没有完全被浪费掉。

-- S.J. Perelman S.J.佩雷尔曼