微子：商纣王的庶兄。箕子：商纣王的诸父，曾数次谏纣王，王不听把他囚禁。【大意】扁鹊不能使枯骨上长出肉来，微子和箕子不能使将亡之国得以生存下去。

The most valuable resource any company has is its people.

我不相信永恒，但我相信痕迹。

Mathematics is not a careful march down a well-cleared highway, but a journey into a strange wilderness, where the explorers often get lost.