出自汉·桓宽《盐铁论·复古》。岩雀并不知道天的高远，废井中的青蛙也不会知道江海的博大。这句话是形容心胸狭窄之人见识短浅。

"We don't get to choose our own hearts. We can't make ourselves want what's good for us or what's good for other people."

 一个词的意义不是心智实体，而是社会实践。

It is the duty of the inventor to make his work as useful and as accessible as possible to the public.

意识的元素要通过细致的实验来发现。

伟大的事情都很简单。而且大多数都可以被凝结成一个简单的单词：自由；公正；荣誉；责任；仁慈；希望。