The IAS Mains 2021 candidates were in for a surprise last year when all the topics in the Essay paper were philosophical statements. Earlier, there used to be at the most one or two topics that were philosophical statement-based.51 Philosophical Essays is an outcome of the critical situation described above and has been prepared after a lot of team research. With a clear understanding of the philosophical topics, the relevant philosophers, the context, and the meaning of the statement, we believe, this book will serve the candidates best. It will equip them with the necessary themes and the philosophical jargon(s) to crack the toughest nut they may be served with.The 51 Topics cover a wide range of themes from Eastern and Western philosophers to Rationalists, Empiricists, and Kant. While many topics are well known to the students especially if they are from a philosophical background, there are many others that are quite unheard of. A clear understanding of these statements will equip the candidates with sufficient arsenal to successfully ace the Civil Services Essay Paper. The book also provides a note on ‘How to write a Philosophical Essay?’