"Generally if you are getting something very cheap — clothes or food — that's almost certainly proof that people weren't paid the way they should be paid for it."

Jane Goodall no longer spends her days crouched on the floor of a rainforest studying chimpanzees making tools, raising their young or folding branch over branch to make nests in which to sleep high in the trees.

The 80-year-old scientist now spends 300 days a year standing at podiums, sitting in boardrooms, and addressing groups of people, young and old, about the importance of doing everything we can every day to preserve and save the earth.

In two weeks, she will be in Tampa. She recently carved out a half-hour for the Tampa Bay Times to answer questions about herself, her mission and her upcoming speaking engagement.

Read more at the Tampa Bay Times.