Lech Wałęsa: Jarosław Kaczyński wants to liquidate what does not suit him. And after he takes care of the courts, for example, then he notices that not everything is perfect, and that something else does not suit him, so he must conquer other institutions. That way, a dictatorship is being created. As a colleague, he could be useful. As a leader, Kaczyński is dangerous.
Source : ‘A Dictatorship Is Being Created’: An Interview with Lech Wałęsa