The purpose of art is to make the world a better place.
艺术的目的是让世界变得更美好。
朗兰兹纲领的猜想是对下一代数学家的挑战。
Marine protected areas are not just sanctuaries; they are investments in our future.
写作是一种存在于世界的方式,一种理解它并使他人理解它的方式。
A man who moralizes is usually a hypocrite, and a woman who moralizes is invariably plain.