最终，自然界将决定弦理论是否是对宇宙的正确描述。

The photograph is literally an emanation of the referent. From a real body, which was there, proceed radiations which ultimately touch me, who am here.

"Books are the windows to other possibilities."

"Thinking begins only when we have come to know that reason, glorified for centuries, is the most stiff-necked adversary of thought."

"We perceive not objects, but their utilities."

The mind is everything. What you think, you become.

一八一四年，俄、奥、普联军兵临巴黎城下，理工学校学生要求参战。后来，这句名言被刻在巴黎理工学校梯型大教室的天花板正中心，一直激励着该校师生奋发好学。