语言！灵魂的血液。阁下，我们的思想流淌其内，成长其上。 ——Oliver Wendell Holmes, The Autocrat of the Breakfast-Table, 1858
如果你不能将问题分析简化，那代表你并未真正透彻了解问题。
It is also a sort of deity, or attribute of God as nous or "mind" as expressed in the following translationsJohn Everard translation:
Then said I, "Who art Thou?" "I am," quoth he, "Poemander, the mind of the Great Lord, the most Mighty and absolute Emperor: I know what thou wouldest have, and I am always present with thee."G. R. S. Mead translation: And I do say: Who art thou? He saith: I am Man-Shepherd [Ποιμνδρη], Mind of all-masterhood; I know what thou desirest and I'm with thee everywhere.Salaman, Van Oyen and Wharton translation:
"Who are you?" said I. He said, "I am Poimandres the Nous of the Supreme. I know what you wish and I am with you everywhere."
武断的选择会妨碍普遍性
Arbitrary decisions hinder generality
数学法则只要与现实有关，都是不确定的；若是确定的，都与现实无关
So far as the theories of mathematics are about reality,they are not certain;so far as they are certain,they are not about reality.