想像力比知识更重要。因为知识是有限的，而想像力是无限,它包含了一切,推动着进步,是人类进化的源泉。
Imagination is more important than knowledge. For knowledge is limited, whereas imagination embraces the entire world, stimulating progress, giving birth to evolution.
We’ve got to live, no matter how many skies have fallen.
Our wisdom comes from our experience， and our experience comes from our foolishness.
The consequences of this problem make themselves felt in bookshops. When you go to a large bookshop and look at the self-help sections, as I sometimes do -- if you analyze self-help book sproduced in the world today, there are basically two kinds. The first kind tells you, "You can do it! You can make it! Anything's possible!" The other kind tells you how to cope with what we politely call "low self-esteem," or impolitely call, "feeling very bad about yourself."
释义：他认为气是宇宙的基础，因此气的无限性也代表着宇宙的无限性。
一个力学问题只有被简化为代数问题时才算解决。