there’s often a huge difference between an interesting idea and a solid business. - Josh Kaufman

Always remember that you’re a business, not a bank (unless your business involves Loans) — collect any outstanding payments as quickly as possible.

The very best businesses create a virtuous cycle: they create huge amounts of value while keeping their expenses consistently low,

I can’t emphasize this enough: the quickest and easiest way to screw up your life is to take on too much debt. The primary reason people spend decades working in jobs they despise is to pay off their creditors. Financial stress can destroy relationships, threaten your health, and jeopardize your sanity.