The motivations for using drugs, often it's pretty obvious and common: you know, peer pressure. You know, kids are struggling growing up.

Certain people are more likely to use drugs because of whatever it is: They've suffered some trauma in their life. They have risk factors like mental illness, people with learning disabilities, with attention problems.

So many times in the middle of an interview I've had people say, 'Can we go off the record?'

Some parents want to be popular, but that's not their job.

In school all I wanted to do was build technology. That's what I loved.

I grew up in the dark ages, pre-digital, when everyone would wait for a magazine each month to see these models who became legendary and iconic, like Kate Moss.

I am sure innovation will blossom around the world, given that the Internet and mobile platforms enable innovators anywhere in the world to reach a global market with ease.

Social media makes you think.