So you have a big idea and want to start your own company. Is that all it takes? You may think you're a natural-born entrepreneur, but becoming one is easier said than done. Here's a look at some of the true tests of entrepreneurial mettle.
Leigh Buchanan is an editor-at-large for Inc. magazine. A former editor at Harvard Business Review and founding editor of WebMaster magazine, she writes regular columns on leadership and workplace culture.