If it started blowing the other way, they would never reach land.

VOA: special.2011.04.09

If Merck and Schering had started more studies sooner, the whole Vytorin controversy might never have happened.

FORBES: The Vytorin Saga

"If it wasn't for the miles and status, we probably never would have started flying, and we probably wouldn't continue to do so, " he said.

CNN: The fabulous lives of air miles millionaires

If you find the prospect of going full out on both the job and the business too daunting that you never get started, then forget this suggestion and go for slow growth.

FORBES: Balancing A Job and Side Business, Part 1: Time and Energy