I was at a talk in December where Haile Gebrselassie ( Ethiopia 's long - distance running legend ) said his favourite distance is still 10k .
That is the distance running legend ran to school and running legend knows that distance very well .
I was at a talk in December where Haile Gebrselassie ( Ethiopia 's long - distance running legend ) said his favourite distance is still 10k because that is the distance he ran to school and he knows that distance very well .