http://www.guardian.co.uk/football/2013/may/21/jurgen-klopp-borussia-dortmund-champions-leagueKlopp has always been interested in ways of unifying his teams for, as he says: "You can speak about spirit – or you can live it." At Mainz, after he'd led the club to promotion in 2004, he settled on an unlikely pre-season trip. "We took the team to a lake in Sweden where there was no electricity. We went for five days without food. They had to do this [he whistles and, using an imaginary fishing rod, casts off]. The other coaches said: 'Don't you think it's better to train playing football?' No. I wanted the team to feel that they can survive everything. My assistant coach thinks I'm an idiot. He asks if we can train there. No. Can we run there? No. But we can swim and fish!
"When I meet one of those players now, from our 'Special Forces', they tell me what happened in the first and last minute and every story in between. Each night in a fucking tent, lying on the roots, you don't forget that. We had to find the next island. The first one there had to make a fire and boil some water. The whole time it was raining. Only five hours it was not and then [Klopp slaps his cheek] … a mosquito! How can they live in Sweden? You see the sun and [he slaps his cheek again] you feel mosquitos! But it was brilliant. We were like Bravehearts. You can stick a knife in me here – no problem. We went to the Bundesliga and people could not believe how strong we were."