Not true. You are obviously basing your judgement on limited areas. Whilst there are many more white runners because sport is promoted more in white society worldwide black runners have been the best for years. It is virtually to the point where whit...
It's the same in Hindi, so it's probably the same in Persian too. Hindi has a lot of Persian borrowings.
Scream on your left, and pass slower runners on or off the race course (even if they are little kids in front of you @ a park) teach all those slow pokes who is boss! hee hee lol