Authors:

If it really was a no-brainer to make it on your own in business there'd be millions of no-brained, harebrained, and otherwise dubiously brained individuals quitting their day jobs and hanging out their own shingles. Nobody would be left to round out the workforce and execute the business plan.

Bill Rancic (2009). “You're Hired: How to Succeed in Business and Life from the Winner of The Apprentice”, p.16, Zondervan
If it really was a no-brainer to make it on your own in business there'd be millions of no-brained, harebrained, and otherwise dubiously brained individuals quitting their day jobs and hanging out their own shingles.