Have you ever thought about starting your own business? Do you think it's hard? Do you need more/a lot/some capital to launch it?There are a lot of successful entrepreneurs who have already done just that.This is what Jim Estill, the author of www.jimestill.com, a leadership blog, has been doing since 1979. He has invested in over 100 start-up businesses. I invited him to talk about how he did …