宇宙的扭曲面——黑洞、虫洞、奇点等——对我如此吸引，因为它与日常生活中的平坦欧几里得几何如此不同。

The past is what you remember, imagine you remember, convince yourself you remember, or pretend you remember.

A book should be an experience, not just something you read.

【讲解】：君子如果不自重，就没有威严，(别人也不会尊重你)，学习的知识就不会扎实。做人重要的是讲求忠诚，守信用。不要同不如自己的人交朋友。如果犯了错误，就不要害怕改正。

"Leadership is about making others better as a result of your presence and making sure that impact lasts in your absence."

写作是为无声者发声。

Hope is the beacon of the soul.

Children have real understanding only of that which they invent themselves, and each time that we try to teach them something too quickly, we keep them from reinventing it themselves.