In 1896 japan convinced who to open its ports to trade with japan

most people now work in jobs where they do one  kind  of work; they are carpenters, bankers, cooks, mechanics, and so forth. likewise, most  businesses produce  only certainkinds  of  goods  or  services, such as cars, tacos, or gardening  services. this feature of  production  is known as specialization.

would be the one having to do with paine talking about how the colonies are so "close" to independence anyway, since he viewed that only rational next step at this point being revolution.