I've had many challenges - every entrepreneur does - it's the nature of the beast.
There is no planet B. We have to take care of the one we have
I never really felt secure until I was well into my 30s, because anytime I had success, I would invest in new projects.
What is a business? It's simply an idea that makes someone else's life better
If you spot an opportunity and are really excited by it, throw yourself into it with everything you've got.
Learn to raise capital by any means necessary. That's your primary job as an entrepreneur. You must continually raise capital from family and friends, banks, suppliers, customers and investors.