The webapp provides for each item the link on ECB's website.
Speeches for : Peter Praet where "society" appeared
2017-05-11 : The role of the ECB: prudence and responsibility in times of crisis2015-12-21 : Interview with La Libre Belgique
2014-02-22 : Interview with Expresso
2012-10-10 : The role of money in a market economy