It is not necessary to advertise food to hungry people, fuel to cold people, or houses to the homeless.

It is not necessary to advertise food to hungry people, fuel to cold people, or houses to the homeless.

没有必要向饥饿的人宣传食物，向寒冷的人宣传燃料，或向无家可归的人宣传房屋。

-- John Kenneth Galbraith 加尔布雷思