Jyoti Kalash chhalke by Mahopadhyay LalitPrabh Sagar is a book which mainly focuses on how one can achieve full concentration. Writer says that whenever we talk about concentration, everyone says that when you know you are, then everything will be solved and you can easily accomplish everything that you are seeking.
However writer says that the question Who I am? Has been asked and being heard by us since ancient period and people are still looking for it. And its answer “Mai Atma Hu” has also become quite common.