Here are the tips for people like me who skim YC comments before reading the article.<p>Tip #1: Don't worry about not being courageous enough for the uncertainty of the business world, as being an entrepreneur has nothing to do with courage.<p>Tip #2: Look for a big idea, and be rational.<p>Tip #3: Start small.<p>Tip #4: When faced with the fear of giving up a secure job, concentrate on the equally frightening possibility of someday looking back with regret.<p>Tip #5: Have a backup plan.