No period of my life has been one of such unmixed happiness as the four years which have been spent within college walls.

No period of my life has been one of such unmixed happiness as the four years which have been spent within college walls.

在我的一生中，没有哪一段时期像在大学校园里度过的四年那样，是一种纯粹的快乐。

-- Horatio Alger 霍雷肖·阿尔杰