whenever you tend to loose your temper , first always analyse the root cause y did you lose your temper , and understand the gravity of that , chalk down the responible people for this and then zero down on the issue, This will help you to spend some time on that and by the time you would coll down, and when you know who is the responsible person you can put the ball back into his court . This will solve the issue also and will justify you losing your temper or coll. analyse, chalk out , and allocate to responsible people.