Bad luck dude, remeber though I doubt the kid was being malicious in running away, he is a young student on a trip with a teacher in a foreign country, he was scared it's more the typical response of passers by that it's your fault because you are
A cyclist
A man
Black (although I'd guess this is least important one but that's my opinion)
If you need any help with your bike let me know and I've got a 1" headset doing nothing if you're in need.
most passer-bys = brain-dead gawpers.