Facts are stubborn things; and whatever may be our wishes, our inclinations, or the dictates of our passion, they cannot alter the state of facts and evidence.
数学的美只向更有耐心的追随者展示。
愛とは、相手を理解し、受け入れること。
"History is not the past but a map of the past, drawn from a particular point of view, to be useful to the modern traveller."