Now you are talking....no one can truly replace you in their hearts and souls. Definitely keep the communication open between you and your stepsons and their families. It's not their fault their father has lost is sanity in the mix.
Good for you! Get up, go to church...you never know...there just may be a message for you in the sermon today. I think it's wonderful that you are sewing! It's great way to keep your mind focused on something else and just look at all you can create!
Three months is just a little rain drop in the bucket. It could go on for a while.
Sit quietly, the answers will reveal themselves when you least expect them to. The past is gone, the present is a gift and you need to focus on today, allow the future to reveal itself when it is ready.