Don't let yourself be lulled into inaction.

As you improve health in a society, population growth goes down. You know, I thought it was... before I learned about it, I thought it was paradoxical.

There's 20 companies that I have investments in - some batteries, some solar-thermal, one big nuclear thing. We need hundreds and hundreds of companies like that, so that in a 20-year time frame we really are starting to change the energy infrastructure.

Getting ready for a global pandemic is every bit as important as nuclear deterrence and avoiding a climate catastrophe.

Does the e-mail say it's about 'enlargement' - that might be spam.

Depending on where you live, cooking, sex and pooping are either 3 of life's pleasures or what kills you

Living on $6 a day means you have a refrigerator, a TV, a cell phone, your children can go to school. That's not possible on $1 a day.