Engineers love to optimize problems. Now I optimize logistical problems. I ask: 'What's the goal? What are our constraints? What is the optimal, elegant way to get to that goal within those constraints?' I break it down in terms of a data funnel: 'Where in the funnel are we inefficient?' That analytical background really helps.

I was one of the key people responsible for building Facebook's News Feed. When we launched it in 2006, users hated it. There were 'I Hate Facebook' groups; random people organized protests. We even hired a security team.

Cove is essentially a collaboration, coordination and communication tool for the administration of organizations and communities, from the Stanford Graduate School of Business Entrepreneurship Club to church groups and schools.

Women need to understand that it is possible to stay in the workforce. A lot of women decide to take a back seat in their professional careers even before they are pregnant or are ready to have children.

We must address, individually and collectively, moral and ethical issues raised by cutting-edge research in artificial intelligence and biotechnology, which will enable significant life extension, designer babies, and memory extraction.

Here is what I am not going to do: I am not going to go to a restaurant, take pictures of my food, download them, and call that a blog. That is beyond the pale. The Internet is such a bazaar of self-indulgences that I don't know why that particular one should bug me so much. But it really does.

I think 'Shark Tank' is targeting companies that are really trying to raise their very first dollar. A lot of them aren't really tech focused. We're definitely going after companies that are building real technology, either software or hardware, they probably have raised a couple hundred thousand already.

The freedom to connect to the world anywhere at anytime brings with it the threat of unscrupulous predators and criminals who mask their activities with the anonymity the Internet provides to its users.