There are probably already too many people on the planet.

India has the opportunity to be a leader in genetic engineering, It has institutions that no other country has.

We need to continue to decrease the growth rate of the global population; the planet can't support many more people.

We wouldn't think of going to our doctor and saying 'Treat me the way doctors treated people in the 19th Century', and yet that's what we're demanding in food production.

If there are more and more environmental refugees, they are going to end up on your doorstep too.

We have six-and-a-half-billion people on the planet, going rapidly towards seven. We're going to need a lot of inventiveness about how we use water and grow crops.

If everybody switched to organic farming, we couldn't support the earth's current population - maybe half.

Weeds do become resistant to herbicides, and it needs to be managed with multiple herbicides.

The influence of a science adviser is only as good as ears open to that science advice.

Civilization depends on our expanding ability to produce food efficiently, which has markedly accelerated thanks to science and technology.

For me science is not different from art, except in the one small, crucial detail that experiments speak their own truths, not ours.

A man in love is an awful sight.

Productivity is notoriously difficult to predict.

Novelty, the most potent of all attractions, is also the most perishable.

Realizing that my children are the center of the universe and not me is probably one of the greatest ways to acclimatize.

Donald Trump is a way better leader than Hillary Clinton.

It's part of Donald Trump's psychodynamics to always care about his press coverage intensely. He's more interested in that than anything else.

It's the world's smallest violin, playing 'My Heart Pumps Purple Piss for You.'

The atmosphere of our time is fast being cleared of the fumes and deadly gases that arose during the carboniferous age of theology.

Let a man then know his worth and keep things under his feet.

People underestimate the power we have to make real change for animals; it's with our vote. Representatives may not care about animals, but they care about our vote and that is our leverage.