Spending years building a business for someone else (even a parent) while being undercompensated is a powerful training ground. It forces a level of conviction, humility, and delayed gratification that can lead to explosive growth once you start your own venture.

The founder was about to quit her corporate job when she was unexpectedly laid off the same week. This stroke of luck provided a severance package, which acted as a crucial, unplanned capital injection that enabled her to go full-time on her personal brand and future business.

Peterffy saw his boss, a psychiatrist with no market background, become a gold trading expert. This observation, combined with his boss's refusal to expand into new areas, gave Peterffy the confidence to leave and start his own firm, believing "if he can figure it out, so can I."

Getting fired can be a powerful catalyst for entrepreneurship. Keith McCullough describes being let go in 2007 as a "blessing" that forced him to re-evaluate his career. It led to the foundational decision to never work for someone else again and ultimately to the creation of his research firm, Hedgeye.

Home Depot's founders were fired from their previous company, a setback that seemed devastating. This perceived failure freed them to pursue their own, more ambitious vision, highlighting how professional setbacks can unlock greater entrepreneurial opportunities.

On the verge of closing a crucial deal, Bernie Marcus threw a Boston VC out of his car for demanding cuts to employee healthcare. He prioritized culture over capital, believing the company's foundation rested on taking care of its people, a non-negotiable principle even when facing failure.

When Hexclad's founder suggested using Facebook for community in 2010, his boss's dismissal became the direct motivation for him to leave and start his own, more modern company, exploiting the established player's blind spot.

Home Depot's founder, Bernie Marcus, walked away from a crucial $2M investment from Ross Perot over minor control issues, like what car he drove. He prioritized partner alignment over immediate capital, believing a bad partner would inevitably doom the venture, regardless of the money.

After being fired, Bernie Marcus was advised by Sol Price (founder of Price Club) to forgo a lawsuit. Price showed him a room full of depositions from his own legal battle, explaining that litigation consumes your life and energy, while building something new is the ultimate victory.