有时最重要的实验是那些失败的实验，因为它们教会我们什么是行不通的。
没有执行的创新只是一个梦想。
It is to the credit of human nature, that, except where its selfishness is brought into play, it loves more readily than it hates.
"Die Sprache ist das Haus des Seins."
"The truth has never been of any real value to any human being - it is a symbol for mathematicians and philosophers to pursue. In human relations kindness and lies are worth a thousand truths."