Working life is damn stressful.. most of the time, you cannot argue with your boss or superior even though you may have different opinion. How can we convince our superior or boss to accept our idea, when they have a high self-egoism.

Get to know there is two rules to be complied by An Employee.

1. Whatever Boss said is always RIGHT.

2. If Boss is wrong, please refer to rule No.1.

failing to comply to the above rules, you are at the high risk of being sacked, or terminated, or no bonus at the end of year, or no salary increment, or ousted from your current position, etc..

That's why sometimes you need to release your anger to balance up your internal emotion. May be like...
GuN Shooting?!