Craigslist founder Craig Newmark was an engineer at IBM in Detroit and had just ticked off his co-workers with what he acknowledges was basically an annoying know-it-all attitude.
Newmark's boss pulled him aside and gave him the best advice he's ever received: "Don't correct people when it matters little."
A nugget of great advice like that can stick with you for your entire career.
LinkedIn turned to Newmark and others who have risen to the top of their industries, including Martha Stewart, Richard Branson and Peter Cashmore, and asked each to reveal the best advice they ever received.
Here are their answers: