Marc Andreesen

The reality is the world is a really, really big place, and there's a lot of people running around with a lot on their mind. And you really have to figure out how to build a company that can put on a message that can actually reach people and have an impact globally.

Hammer down product fundamentals first. Make sure you've got something that works before doubling down on promotion and marketing. Create a groundswell of organic support, and only then leverage PR and advertising to spread the word.

On the other end of the spectrum, these women who do live long enough to collect Social Security face the challenge of being disproportionately dependent on the Social Security system for retirement income.