Why Does Commuting Make us the Way we Are?

Hundreds of millions of us bear the stress and boredom of the same journey day in day out - the commute. For some it is a time of reflection while for others it is a time to turn the air blue with howls of frustration. Why does commuting make us the people we are and how?

(Photo: Rush hour traffic in Nairobi. Credit: Abdinoor Maalim)