The reason why Bill Gates is able to make so much money is because we live in an economically and socially stable society.

比尔·盖茨之所以能挣那么多钱,是因为我们的社会，经济和治安都很稳定。

耶鲁公开课 - 公正课程节选

England's money was more stable than other countries.

英国的货币比其他国家的货币还更稳定些。

耶鲁公开课 - 金融市场课程节选