Childhood is so important. Without a loving one, you're vulnerable throughout your life. We're all the things our parents are - the good and the not so good. Thankfully, I have a wonderful wife who's a brilliant mother.

When you're on the yard, prisoner politics dictate that you only socialize with your own race. If you fraternize with other races, you can get taught a painful lesson. And there are inmates with a level of consciousness who feel it's their duty to enforce this segregation.

I teach that the foundation for our practice is being able to go inward and disconnect from the busyness of our thoughts, that focusing the mind on bodily sensations and breath will ground us in the present moment. Yoga is about realizing who you really are, aside from your persona.

Sensitivity is equated with weakness. Feelings are for women. It's OK to express happiness or anger, but it's not OK to feel fear or sadness. This gets exaggerated in prison.

You will surely smile with me when I say, 'Thank God one can still recognise self-pity as such and not give it any greater dignity than just that.

If you are deeply connected with yourself, with your energy, staying awake to yourself in the moment, other prisoners tend to leave you alone.