Agreed...you grow by entertaining ideas other than your own, or those of the group you find yourself closely identifying with...<p>As F Scott Fitzegerald said:<p>A test of a first-rate intelligence is the ability to hold two opposed ideas in mind at the same time and still retain the ability to function.<p>Using the Internet just to confirm your existing beliefs  sounds a bit too much like tribalism...isn&#x27;t there something better to aspire to?