When you inoculate children with a polio vaccine, you don't sleep well for two or three months.

A good parent gives their child roots and wings.

Our greatest responsibility is to be good ancestors.

The most important question we must ask ourselves is, 'Are we being good ancestors?'

I have the impression that the new generation of young people, are coming up on the scene with a sense "ancestorhood", and with more wisdom than was evident before.

If all insects disappeared, all life on earth would perish. If all humans disappeared, all life on earth would flourish.

My job is to help people see what I see. If it's of value, fine. And, if it's not of value, then at least I've done what I can do.