That's a hard one to answer but from all my reading it would seem there was one main reason. The Berbers were nomads so they never were able to be collectively together to form an army against invaders. Therefore, the Berbers were constantly being conquered by someone. Each time they had to learn new laws set out by the conquerors. When the Arabs came with their mighty army, they knew they couldn't fight so giving in was in an odd way a protection system of kinds.
The first thing the driver should ask if he is thinking about passing or overtaking a car is if it is legal to make such a maneuver and is it safe to do so. There are areas where overtaking is prohibited and there are prerequisites and restrictions accompanied to such maneuver like the visibility of incoming traffic for at least 10 sec, speed must be higher by 10 kph, no solid yellow line along the road and prohibition of passing 100 meters before railroads, hills, and tunnels.
Hinduism grants you a healthy life style.
Promote peace universally.
Respect living beings.
No hard and fast dogma
Care for the environment.
D. it is a long process to gettting a bill to become a law