The art of war is simple enough. Find out where your enemy is. Get at him as soon as you can. Strike him as hard as you can, and keep moving on.
It really doesn't matter if the person who hurt you deserves to be forgiven. Forgiveness is a gift you give yourself. You have things to do and you want to move on.
I often quote myself. It adds spice to my conversation.
Let not the sands of time get in your lunch.
All movements go too far.
Nothing is particularly hard if you divide it into small jobs.
Read over your compositions, and wherever you meet with a passage which you think is particularly fine, strike it out.