meditation would be good. The body needs sleep also. One hour meditation daily is already a very good result and it can be increased slowly to two.Sri Aurobindo
Letters of Sri Aurobindo
Volume II - Part 2
Fragment ID: 11616
It is very good, and by regular meditation you are sure to make much progress. But I do not think to spend all the night in meditation would be good. The body needs sleep also. One hour meditation daily is already a very good result and it can be increased slowly to two.