Is it all true what we read on the internet or is told around? And if it is not, why is it that even among our acquaintances, colleagues and friends there are those who try to convince us that it is? How is it possible that the "fake news" are among the most shared content on social media?

Why in the era that made unlimited and free the possibility of getting informed do you get caught up in the first one that passes?

Why have many people locked themselves in their beliefs and stopped listening to those who manifest a different point of view from their own?

How much do pharmaceutical companies earn? Has the euro impoverished us? What if you go back to the sovereign currency?

Politics, medicine, plots, alarmism, economics and finance: is it all as they tell us?

The author tries to question the certainties that many individuals in the internet age have sewn themselves into and armored into, stopping to listen to any content that differs from their opinions.