All rappers have at least once in their life a socially critical phase in which creativity also plays a major role. If hinstellt an adult and says "Please donate for the children in Africa," he is ignored by 99%. Raises a poor, skinny kid back and does the same thing, it certainly gets more attention. Similarly, playing all here with the children's choir in the chorus from - he shall bring virtually to listen and above all to observe.
Of course, all this there were before, right? A few years ago there were 2 large German rapper who as a children's choir ever brought with it to boot - "All 4 One" was the time and came from Azad and Kool Savas. But Sido goes his own way, the problem of education takes chest and wrapped the whole thing in a nice beat. Bravo!