Individuals do not act so as to maximize the social welfare.
个人的行为并非以社会福利最大化为目标。
The solution to the problem of life is seen in the vanishing of the problem.
Every decision we make today ripples across the oceans of tomorrow.
In energy, the only constant is change—embrace it.
过去是一个拒绝离去的幽灵。
The only person you should try to be better than is the person you were yesterday.
写作不仅仅是讲述故事；它是倾听世界的声音。
农业不仅仅是一个行业，它是人类的生命线。
The great challenge of modern politics is to reconcile the demands of identity with the requirements of liberal democracy.