The October stabbing spree at the Paris police headquarters by a recent Islamic convert employee is analyzed by Theodore Dalrymple at Quadrant.

In like fashion, we can see that Harpon’s supposed personal resentment at work is not at all incompatible with his conversion to Islam as a partial explanation of his conduct, quite the reverse. Deep resentment can easily bubble under a calm exterior such as Harpon showed to the world for a long time. The deaf, moreover, are (for easily understandable reasons, as anyone will attest who has been to a social gathering conducted in a language that he does not understand) more inclined to paranoia than others. And an ideology such as Islamism is highly suited to those of paranoid disposition.