Complex sentence: The committee, which included Moses Brown, was part of an effort within Quakerdom to promote their faith to the next generation, but Brown also had a vision of ensuring that when they reached adulthood, these young Friends would be able to make a living.
Split into simpler sentences: The committee, which included Moses Brown, was part of an effort within Quakerdom to promote their faith to the next generation. Brown wanted to ensure that when they reached adulthood they would be able to make a living.