You think you know when you can learn, are more sure when you can write, even more when you can teach, but certain when you can program.

在追求真理的过程中，我们必须愿意被最简单的事实所纠正。

大的不怕与小的同游，居中的却远避之。

The individual is reduced to a negligible quantity, perhaps less in his consciousness than in his habits and in the unconscious adjustments of his life.