Adverb
without pity; in a merciless manner
Source: WordNetIn the ice of solitude man becomes most inexorably a question to himself, and just because the question pitilessly summons and draws into play his most secret life he becomes an experience to himself. Martin Buber
And so gentlemen, I learned. Oh, if you have to learn, you learn; if you're desperate for a way out, you learn; you learn pitilessly. You stand over yourself with a whip in your hand; if there's the least resistance, you lash yourself. Franz Kafka
Society hesitated, wavered, oscillated between harshness and laxity, pitilessly sacrificing the weak, and deferentially following the strong. Henry Adams
Self-knowledge - the bitterest knowledge of all and also the kind we cultivate least: what is the use of catching ourselves out, morning to night, in the act of illusion, pitilessly tracing each act back to its root, and losing case after case before our own tribunal? Emil Cioran
he was mercilessly trounced by his opponent in the House Source: Internet