Every part of my body felt electric. My chest ached and my head throbbed with the great terrible limitless possibility of the morning, and when it came, the sky was washed white, everything was new, and I hadn't slept at all.

You know how you finish a bag of chips and you hate yourself? You know you’ve done nothing good for yourself. That’s the same feeling, and you know it is, after some digital binge. You feel wasted and hollow and diminished.

So this is the space during tutoring hours. It's very busy. Same principles: one-on-one attention, complete devotion to the students' work and a boundless optimism and sort of a possibility of creativity and ideas.

He must trust, and he must have faith. And so he builds, because what is building, and rebuilding and rebuilding again, but an act of faith?

I grew up north of Chicago, not far from where the Schwinn bicycle plant used to be, and was conscious of the fact that these beautiful, everlasting bikes were made just down the road.

I think I'm far too hopeful and trusting. That's something I got from my mum.

When there is pleasure, there is often abandon, and mistakes are made.