The intellectually stimulating atmosphere of Warrington, often called the "Athens of the North" (of England) during the 18th century, encouraged Priestley's growing interest in natural philosophy.
Atmosfer Warrington yang merangsang intelektualitasnya, terkadang disebut sebagai "Athena di Utara" (Inggris) selama abad ke-18, sangat mendorong minat Priestley pada filsafat alam.