<i>Debate them rationally, and you&#x27;ll start to change more views.</i><p>I don&#x27;t have the link handy, but not too long ago there was an interesting article about that posted to HN.  Using reason doesn&#x27;t actually work well with most people, most of the time.<p>People get emotionally attached to certain ideologies.  It becomes part of their core identity, much like sports team affiliation.<p>It is often more effective to find emotional arguments instead.  Show them pictures of smog in Bejing, for example.  Or how the Marshal Islands are sinking under the ocean (well, the sea level is rising).