When faced without a challenge, make one

During the next 50 years, in countless cycles, in countless entrepreneurial companies, this let's just go and do it mentality will help us finally get off the planet and irreversibly open the space frontier. The capital and tools are finally being placed into the hands of those willing to risk, willing to fail, willing to follow the dreams.

The idea of a young thin woman who weighs 100 pounds driving herself around in a 4,000 pound SUV is laughable.

By 2020 the U.S. will be short 91,000 doctors. There's no way we can educate enough doctors to make up that shortfall, and other countries are far worse off.

Research shows that the wealthier, more educated, and healthier a nation, the less violence and civil unrest among its populace, and the less likely that unrest will spread across its borders.

The world's biggest problems are the world's biggest business opportunities.

Every generation feels it has the problems that will destroy it. That's because we can perceive them a long time before we have the ability to fix them.