You don't need a weatherman to know which way the wind blows.
我把每一分都当作赛点来打。
我不知道为什么人们雇佣建筑师然后告诉他们该做什么。
The advantages found in history seem to be of three kinds， as they result either from the mere situation of the climate and country or from the form of government and of the character of the people， or from those finer principles and morals， which may be called the recommendations of philosophy.
Perhaps as important is the relation between the existence of solutions to a competitive equilibrium and the problems of normative or welfare economics.