首要且最伟大的胜利是战胜自己。

Nature hath made men so equal in the faculties of body and mind， as that though there be found one man sometimes manifestly stronger in body or of quicker mind than another， yet when all is reckoned together the difference between man and man is not so considerable as that one man can thereupon claim to himself any benefit to which another may not pretend as well as he.

心理学唯一有效的数据是受过训练的观察者的报告。

技术本身没有善恶之分，关键在于使用技术的人。