Toxic people defy logic. Some are blissfully unaware of the negative impact that they have on those around them, and others seem to derive satisfaction from creating chaos and pushing other people's buttons.
Please realise that the latter type of person which are classified as narcissists or sociopaths KNOW EXACTLY WHAT THEY ARE DOING. They plan and plot all day and systematically place things to trigger you or upset you. They plot against you, they can be destructive in a sense of calling your friends and crying victim, or your boss to aim at getting you fired.
Know the warning signs. Read my page for the red flags of narcissistic abuse and how to pick them up on your radar immediately.