There is no duty we so much underrate as the duty of being happy.
没有哪一种责任,比让自己快乐更被我们低估。
— Robert Louis Stevenson · Virginibus Puerisque, and Other Papers · An Apology for Idlers —
There is no duty we so much underrate as the duty of being happy.
没有哪一种责任,比让自己快乐更被我们低估。