Did you make a sarcastic comments to anybody today?
Did you by word or gesture make fun of anyone today?
Did you insult anyone today?
Did you demoralize anybody today?
Did you put someone down for a mistake that they made?
Did you curse anyone today?
Did you say anything vulgar today?
Did you do anything obscene today?
We need to check 'No' next to each of these questions everyday to qualify as a Momineen.
It is one thing to be a Muslim and another to be a Momin.
To be a Muslim is a basic qualification, in other words, you pass.
To be a Momin is a distinction. A Muslim has entered Islam but does not have the Eeman that a Momin posses.