This book is a compilation of some selected verses of the Katha Upanishad on which Swami Vivekananda had commented or explained either in his talks or in his writings.The text has original verses in Sanskrit, their transliterations, and Swamiji’s exposition of these verses, coherently arranged culling out from the nine volumes of The Complete Works of Swami Vivekananda.The book is interspersed with beautiful sketches for the eyes to feast.