可持续性不是一种选择;它是水产养殖唯一的前进道路。
"Be yourself, because everyone else is already taken."
数学的美在于它能够用一种既精确又普遍的语言来描述宇宙。
爱不是占有,而是奉献。
The essence of computational complexity is to understand the limits of what can be computed efficiently.