I did my masters in elementary particles. But the foundations of elementary particles is quantum theory and there were too many conceptual problems around quantum theory that I couldn't live with. So I decided I was going to work on the foundations of quantum theory. That's what I did my Ph.D on.

Unless the poor of the world agitate for themselves to be heard, there will be no changes in their circumstances.

The people who see the population explosion in the Malthusian way - as a geometric progression - forget that population growth is not a biological issue. People are not increasing in numbers out of stupidity and ignorance. Population growth is an ecological phenomenon linked very intimately to other issues, such as the usurpation of the resources which allow people to live.

My mother taught that if anyone needs you, you should be available to them.

The end of consumerism and accumulation is the beginning of the joy of living.

We could replace people with fossil fuels, have higher and higher levels of industrialization, of agriculture, of production, without thinking of the green-house gases we were admitting, and climate change is really the pollution of the engineering paradigm, when fossil fuels drove industrialism. To now offer that same mindset as a solution is to not take seriously what Einstein said: that you can't solve the problems by using the same mindset that caused them.

I think we will become disenchanted with the glamour of globalization.