Careless driving, rising tempers, and use of foul language among some taxi and minibus drivers are a constant source of traffic fights in our city of Accra, Ghana. But one traffic incident I witnessed took a different turn. A bus was almost hit by a careless taxi driver. I expected the bus driver to get angry and yell at the taxi driver, but he didn’t. Instead, the bus driver relaxed his stern face and smiled broadly at the guilty-looking taxi driver. And the smile worked wonders. With a raised hand, the taxi driver apologized, smiled back, and moved away, the…