How did religion or spirituality affect people's values and behaviour in medieval times

An example of how religion affected behaviour during the medieval times is religous folks burned people alive because they were "witches" and "heritics"

Currently, as of february 2016, an american traveling in france would be by the exchange rate. the weakness of the euro and the strength of the us dollar means that items in france cost less to an american than they otherwise would. of course, if this trend reverses and the us dollar weakens and the euro strengthens, such as was happening in early 2008, an american traveling in france would have an adverse experience because items would cost relatively more.