It doesn't make sense to think that the price of anything would go up if that's all there is to it.

可如果升值是一种必然趋势,期待升值还有什么意义呢

耶鲁公开课 - 金融市场课程节选

They'll buy stocks because they think price is going to go up and make them a lot of money.

购买股票,是因为他们认为股价会上升,从而可以赚很多钱

耶鲁公开课 - 金融市场课程节选