Is 'In 1971, he opened is first business, a small New Jersey construction firm.' an autonomous statement, not logically connected to 'In 1971, he tried and failed to open a construction firm, and so he gave up his dream of owning a business.'
In 1971, he opened is first business, a small New Jersey construction firm.###In 1971, he tried and failed to open a construction firm, and so he gave up his dream of owning a business.