在他的家乡费城，他参与了许多项目，包括建立一个图书馆，一所大学，一个哲学协会和防火服务。
He was involved in a number of projects in his native Philadelphia, including the setting up of a library, and a university, a philosophical society and fire-prevention service.
“小团体”活跃了30年，发展壮大成为今天的美国哲学协会。
The Junto was active for 30 years and developed into the American Philosophical Society.
世界上最古老的学科学会—皇家协会(Royal Society)是于1660年在英国伦敦成立的，当时这门学科指的是自然哲学。
When the Royal Society, the world's oldest academy of the discipline, was founded in London in 1660, the subject was referred to as natural philosophy.
世界上最古老的学科学会—皇家协会(Royal Society)是于1660年在英国伦敦成立的，当时这门学科指的是自然哲学。
When the Royal Society, the world's oldest academy of the discipline, was founded in London in 1660, the subject was referred to as natural philosophy.
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