Youth re-energises.

As much as I might decry the students, as much as they're a nightmare, it's a privilege to be among youth.

In fashion, you're privileged because you're consistently working with a vanguard of youth.

I always thought I was going to be a professional horse rider because I rode horses competitively from zero to 17 years old.

Social media is interesting. It helps me connect with fans. It's immediate. It's a big part of my touring business - getting the word out via Twitter, Facebook, and Instagram.

Weapons of mass destruction aren't pulled out of a black hat like a white rabbit at a magic show. They're produced in factories. There's science and technology involved. They're not produced in a hole in the ground or in a basement.

Given its Internet sophistication and the attraction the group has with vast numbers of potential recruits from among disaffected populations around the globe, ISIS has the realistic potential to eventually swell its ranks of jihadists waging a 'holy war' to hundreds of thousands in both the western and eastern hemispheres.

I'd really love to see a business model for higher education going forward that is actually affordable, that uses modern technology to reach scale and quality and that really reimburses the services rendered in a way that's meaningful to everybody.