30 Preface وَلَو نَشاءُ لَأَرَيناكَهُم فَلَعَرَفتَهُم بِسيماهُم ۚ وَلَتَعرِفَنَّهُم في لَحنِ القَولِ ۚ وَاللَّهُ يَعلَمُ أَعمالَكُمYusuf AliHad We so wiled, We could have shown them up to thee, and thou shouldst have known them1 by their marks: but surely thou wilt know them by the tone of their speech! And God knows all that ye do.Evil is not always necessarily branded in this life with a distinguishing mark or brand. But the discerning ones know. Evil is betrayed by its speech and behaviour.