When you try to do something big its hard to fail completely.

As far as income goes, there are three currencies in the world; most people ignore two. The three currencies are time, income and mobility, in descending order of importance. Most people focus exclusively on income.

You can lose money and make it back, you can't do that with time.

Creating demand is hard. Filling demand is easier. Don't create a product, then seek someone to sell it to. Find a market - define your customers - then find or develop a product for them.

Exercise is overrated.

It is predicated on the assumption that you dislike what you are doing during the most physically capable years of your life. This is a nonstarter—nothing can justify that sacrifice.

Most people can do absolutely awe-inspiring things. Sometimes they just need a little nudge.