It took me 35 years of being involved at a decent level of football to become manager at a great club like Celtic.

Arsene Wenger was talking about comparisons with Johan Cruyff, a player who only comes around every 10 years and Thierry Henry is definitely one of those

If I was English I'd kill myself

Do I miss football in Scotland? It keeps you really alive, that's for sure. Your heartbeat fluctuates. I'm flatlining at the moment which is actually quite nice but you need to go up and down to stay alive.

I've been in football a long time and people have problems through debt, drugs, drink and family.

I think what I've actually achieved as a manager does sometimes get a bit overlooked, because all people think about is the media side of things. They tend to forget I've not done so bad.

Fitness is a curve. You can be Lance Armstrong, or you can be really out of shape at the opposite end. People enter the curve wherever they are and then they can move up the curve, by better nutrition and better exercise.