Question: How to Engage the Past in Krishna's Service?
I would be my pleasure if you would let me know how your past can be engaged in the service of the Lord when we say that the past cannot be changed.
Answer: By Remembering Its Lessons
By learning lessons from your past you can engage it in Krishna's service. Analyze what you did right and what you did wrong in the past, and then adjust your present activities accordingly for advancing yourself in Krishna consciousness.