There's no art To find the mind's construction in the face; He was a gentleman on whom I built An absolute trust.
A mathematician's work is never done; there are always new questions to explore and new mysteries to uncover.
调查显示英国人在星期二总是昏昏欲睡,十月多雨潮湿
可持续水产养殖不是一种选择;而是我们对地球应尽的义务。