"The only limit to our realization of tomorrow is our doubts of today."
人生中唯一真正的失败是不忠于自己所知的最好。
理论很少被更好的理论推翻,更多的是被失去兴趣的实践者抛弃。
It is error only, and not truth, that shrinks from inquiry.
写作是一种自由的行为,但也是一种责任。