The root of all superstition is that men observe when things hit， and not when they miss， and commit to memory the one， and pass over the other.

数学是一门活生生的学科，不断演变和发展。

"The world is a book, and those who do not travel read only one page."

Writing is a profession for those who cannot live without writing.

诗人的工作是命名不可命名之物，指出欺诈，选边站队，引发争论，塑造世界，并阻止它沉睡。