Focus on impact, not approval. If you believe you can change the world, which I hope you do, do what you believe is right and expect resistance and expect attackers. Keep calm and carry on!

Resveratrol is fascinating stuff. One of the best sources of information about it is the Immortality Institute. They have a forum where some people are in the 500 Club, as they call it. They've been taking 500 milligrams for years. It's a really great source of data.

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.

Don’t follow a model that doesn't work. If the recipe sucks, it doesn't matter how good a cook you are.

Ninety-nine percent of people believe they can't do great things, so they aim for mediocrity.

If we define risk as 'the likelihood of an irreversible negative outcome,' inaction is the greatest risk of all.

Simplicity requires ruthlessness.