Ethics evolve. The principles that we live by today are very different from the ones that our ancient ancestors struggled to figure out. Aren't they?
We humans like to believe that we're above the law of the jungle. Our history has polished us like a stone, or rather sharpened us like a knife? Which is it?
Just a scan of the latest news headlines reveals that we have a long way to go, and that our ethics need further evolving. Better yet, we need to stick to the simple ones we were taught in elementary school. Today's big idea explores the changing world of ethics and how well we as a species are living up to the principles we've come a long way to define.