The real opposition is that between the ego-bound man, whose existence is structured by the principle of having, and the free man, whose existence is structured by the principle of being.

The creative act is not pure. History evidences it. Sociology extracts it. The writer loses Eden, writes to be read and comes to realize that he is answerable to no one.

发现的旅程充满了不确定性，但正是这些不确定性使科学如此令人兴奋。

君子勇于改正错误，小人则文过饰非。

我不缺乏把一个想法彻底思考下去的勇气，到目前为止，我还没有遇到过我害怕的想法。