“Half a million women die each year around the world in pregnancy. It's...” — Nicholas Kristof Quote

“Half a million women die each year around the world in pregnancy. It's not biology that kills them so much as neglect.”

“One death is a tragedy, and a million deaths are a statistic.”

“My take is that the optimal approach to food, for health and ethical reasons, may be vegetarianism.”

“I remember my first lecture on my first day in evolutionary biology, how populations and species change. I sat thinking, 'Why doesn't everyone know this?' I look back on it almost in horror: I came so close to not knowing how exciting our world is.”

“I thought a book demystifying menstruation and talking about the simple biology of it would go a long way in making young impressionable girls surer of their bodies.”

“There's biology in everything, even when you're feeling spiritual.”