Photography is, first of all, a way of seeing. It is not the subject that matters, but how it is seen.
证明的严谨性将数学与所有其他科学区分开来。
Sustainability is not a choice anymore; it's a necessity for any business that wants to thrive in the long term.
心理学观念的检验标准是其增强生命的力量。
写作是一种乐观的行为。如果你觉得它不重要,你就不会费心去做。
能克服自己的私欲,什么祸害对你都是无可奈何的了。