Anti-aging is an extremely under-explored field.

Since 1920, the vast increase in welfare beneficiaries and the extension of the franchise to women - two constituencies that are notoriously tough for libertarians - have rendered the notion of "capitalist democracy" into an oxymoron.

Anyone who prefers owning part of your company to being paid in cash reveals a preference for the long term and a commitment to increasing your company's value in the future.

Under perfect competition, in the long run no company makes an economic profit.

The business model piece is we're always talking about competing more effectively. If you're starting a company or career you don't want to compete. You want to create a monopoly. We want to invest in a company that has a good plan to create a monopoly.

When you are starting a new business you don't want to go after giant markets. You want to go after small markets and take over those markets quickly.

Consider the trivial but revealing hallmarks of urban hipsterdom: faux vintage photography, the handlebar mustache, and vinyl record players all hark back to an earlier time when people were still optimistic about the future. If everything worth doing has already been done, you may as well feign an allergy to achievement and become a barista.