Being able to access that Stanford alumni network was huge - I actually interned at PayPal while I was at Stanford and learned a lot. Being in that environment and learning about it as a student was really fun.

Our philosophy at 8VC is that many of the companies that present the greatest economic opportunities also create the greatest value for society.

Marketing is your battle plan for the sales team - it's about defining the landscape. Marketing is doing cohort analysis and understanding exactly what possible customers are out there. It's understanding not only which customers will respond to what messages, but also how customers will become clients if you include certain product features.

Our best and brightest must conceive of themselves as stewards of our society and confront the critical challenges of our time. It's the best bet for our society, for entrepreneurs, and for the investors who believe in them.

The government of China has admitted that they've been involved in cyber infiltrations around the world and in governments.

When asked if I miss being in government, I usually try to lighten the moment by responding that I awake most days, read the paper, and then observe that, 'It's yet another great day to be the former director of the Central Intelligence Agency.'

For me, democracy must deliver a better life for the people.

In a democracy, dissent is an act of faith.