“ Why isn't it natural for people who have lived and worked at something to want to use the knowledge and capacity in a new way, free from the burden of making a living? 为什么对于那些生活和工作过的人来说,想要以一种新的方式使用知识和能力,摆脱谋生的负担不是一件很自然的事情呢? James Rouse 詹姆斯·劳斯
“ The most useful piece of learning for the uses of life is to unlearn what is untrue. 生活中最有用的学问是忘却不真实的东西。 Antisthenes 安提斯尼
“ Whoever, in the pursuit of science, seeks after immediate practical utility may rest assured that he seeks in vain. 谁在追求科学的过程中,追求直接的实际效用,谁就可以放心,他的追求是徒劳的。 Hermann von Helmholtz 亥姆霍兹