Don’t be afraid to take risks—most great inventions come from bold experiments.
不要害怕冒险——大多数伟大的发明都来自大胆的实验。
The march of invention has clothed mankind with powers of which a century ago the boldest imagination could not have dreamt.
 释义:在昏暗不明的环境中,若仍能保持光明的心境,内心就能像青天白日一样明亮无染。
I do not write to confess, but to explore the limits of the sayable.