SPIEGEL editor-in-chief says his son didn't need someone to accompany him to the school gate. He was surprised, impressed and incredibly proud when his son left his best friend's house on his own.

But then he heard strange noises, a rhythmic clattering punctuated by sobs. His son had turned around, left his dismayed friend and was running towards me with his satchel flapping. "We have gone too far in letting children just be always in Western societies," he says.