森林的真正价值不能仅用板材英尺来衡量。
The true value of a forest cannot be measured in board feet alone.
理性预期假说并不意味着人们能完美预测未来;它意味着人们不会犯系统性错误。
I do not wish them [women] to have power over men; but over themselves.
In energy, as in life, the only constant is change.