After that he turned to the question of invading England. Hitler said that during the previous year he could not afford to risk a possible failure; apart from that, he had not wished to provoke the British, as he hoped to arrange peace talks. ↗
Books can also provoke emotions. And emotions sometimes are even more troublesome than ideas. Emotions have led people to do all sorts of things they later regret-like, oh, throwing a book at someone else. ↗
And it says something about our level of disassociation, that we can provoke these wars abroad but we're not allowed to see people get killed as a result. ↗