It's Twoo! It's Twoo!

Why are we so divided? Perhaps because nothing has happened to upset our apple cart, and if the apple cart is not upset, then everything people (on both sides of the divide) believe must still be true. This might be why we have wars - sometimes we just need to upset the apple cart in order to destroy people's erroneous beliefs.

Tali shows that we're open to new information – but only if it confirms our existing beliefs. We find ways to ignore facts that challenge our ideals. And as neuroscientist Bahador Bahrami and colleagues have found, we weigh all opinions as equally valid, regardless of expertise. - NPR Hidden Brain