Startup Advice From 7 Successful Entrepreneurs We spoke with entrepreneurs we admire to cull the single best bit of startup advice they could muster -- and the experiences that led to it.

Starting a business can be exhausting, exciting and exhilarating--all at the same time. This is precisely why it's refreshing to hear words of encouragement from those who have done it before--and succeeded. We spoke with entrepreneurs we admire to cull the single best bit of startup advice they could muster--and the experiences that led to it. They're simple mottoes, to be sure, but their impact can be tremendous.

"Don't think, do."

So said a stranger to Jeff Curran, founder and CEO of Curran Catalog, a high-end home furnishings company in Seattle, more than 20 years ago.