The advantages found in history seem to be of three kinds， as they result either from the mere situation of the climate and country or from the form of government and of the character of the people， or from those finer principles and morals， which may be called the recommendations of philosophy.
历史中的优点似乎有三种，一种是来自气候和国家的纯粹地理位置，一种是来自政府形式和人民性格，一种是来自那些更细致的哲学原则和道德，可以称为哲学的推荐。
我不相信运气，我相信努力。
我坚信，成功企业家与非成功企业家的区别有一半在于纯粹的毅力。
在地球系统的伟大运作中，自然的有机界和无机界紧密相连。