A lot of addiction actually ends by age 30 - something like 50 percent of all addictions with the exception of tobacco - and I think a lot of what's going on there is that the self-control areas of the brain are finally developed enough to be able to stop yourself from relapsing or just continuing. There is a maturational aspect to it as well.

Do we really want to base our 21st-century policy on what the colonialist preferred at a certain time in history, not at all based on health or what the preferences of different cultures might be? That's just ridiculous.

The best outcomes that are seen for therapy intervention and for other psychological interventions is where the therapist really connects and the person really feels understood. That matters often even more than the technique.

In order for people to recover, we can't just say 'love is all we need.'

I think our drug laws need to be made scientifically, as best as possible, recognizing that values will always be part of that.

A lot of addiction actually ends by age 30 - something like 50 percent of all addictions with the exception of tobacco - and I think a lot of what's going on there is that the self-control areas of the brain are finally developed enough to be able to stop yourself from relapsing or just continuing. There is a maturational aspect to it as well.

We should not be putting kids in cages and hoping that is going to fix their psychological problems of any type.