I have earned a lot of money in my life. But I have never had an extravagant life. I don't own a house. I've never bought a new car. I've never bought a new piece of living room furniture, and I do not own a single piece of real jewelry. What I have spent money on was always intended to help me with my career. That was so I know that I can always earn money doing something I love.

I leased a BMW when it was clear that that mattered when it came to making deals in LA. I hired a stylist when I realized my clothes were holding me back in NYC. In Madison I have tons of household help so my kids don't have a crazy schedule because of my work schedule.

I am convinced that frugality is a key quality for a successful career. Here is why frugality helps your career:

1. Spending money is generally a distraction.
We know this. That people use it as therapy. People use it to fill holes they perceive in their lives. But the psychic energy it takes to spend money actually distracts us from what matters to us. Pay Pal reports that people wish their significant other would spend less money on Valentine's Day. This encapsulates the whole problem to me. Read more