Forgiveness is often framed as something we do for the other person—a gift we're gracious enough to give them. But Angelou flips this around in a way that actually lands when you think about your own life. Holding onto resentment is like carrying someone else's weight on your shoulders. It doesn't hurt them; it exhausts you. Every time you replay what they did, every time you construct the argument you wish you'd made, you're the one reliving it.
The radical part isn't forgiving people who apologize or who "deserve" it. It's forgiving everybody—including people who never asked, people who don't care, people who'd probably do it again. That's less about being a saint and more about being practical. You can't control whether someone changes or whether they regret anything. You can only control whether you want to spend your mental energy on them forever.
This doesn't mean excusing bad behavior or letting people close again. It means untethering yourself from the grudge so you can actually move forward. The gift isn't really for them. It's for you—permission to stop being angry at someone who probably isn't thinking about you at all.