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The more we learn about the true nature of animals, the more we realize how much we have in common with them.
The question is, are we happy to suppose that our grandchildren may never be able to see an elephant except in a picture book?
In mathematics, truth is somewhere out there in a place we don’t yet know, and the only way we can hope to find it is by exploring.
罗马大军入侵时,阿基米德的家遭士兵破门而入,他还在醉心研究圆形,后来他被士兵杀害。及后,杀阿基米德的士兵也被处决。