Pessimism like calumny is easy to do, and attracts immediate attention. The gossiper and the writer may find this out soon enough, and a little encouragement from the current mood will procure them successes that bring endless imitators in their trail. On the other hand saying good things about life in general and individuals in particular and making it interesting is a serious task which few can achieve with credit.

Sunset and Twilight: From the Diaries of 1947-1958 (ed. 1963)