There may be times when he is undone by his genius and it is the emotion-rich perspective of a Captain Kirk that finally saves the day, but this is the mystery of being human.

He must be a curbside eyeballer, a fence jumper, broad jumper, roof climber, cliff scaler, steeplejack and second story man.

In Australia, for example, many employers require you to complete a Responsible Service of Alcohol (RSA) course, a six-hour course about when to stop serving customers who have had a little too much.

Suddenly, a shot rang out and someone screamed.