This is a very nice book this book tell us about swami vivekananda Ji. In this book the author tell us about the power of meditation. I will tell you about this book in short.
Once swami vivekananda and his friend were meditating in a room suddenly a snake came to that room his friends got scared and they ran out of the room and informed swami vivekananda’s father about the incident they all came running they saw that swami was meditating everyone was shouting that swami come back but he was deep in meditation. After the snake went away his father asked him that why didn’t you came back he told I don’t know what just happened I was meditating.
This and many more stories are there which inspired me a lot so according to me this is very nice book