Usually anger for me stems from fear, or unrealised desires. Not 'mortal danger' or necessarily material or physical desires, but other, more subtle fears and desires. Often having a look through the list seen in the Litany of Humility helps me do an inventory of what is rattling me....
the desire of being loved,
*the desire of being praised,
*the desire of being favored,
*the desire of being accepted,
*the desire of being consulted,
*the desire of being well-known,
*the desire of being honored,
*the*fear*of being criticized,
the fear of being ridiculed,
the fear of being humiliated,
The fear of being falsely accused,
the fear of being persecuted,
the fear of being disbelieved,
The fear of being despised,
*the fear of being forgotten,