William rubbed his face against her arm, purring soothingly. "It was frightening there, Sarah. It's one thing to have learned how to cope with it, it's another to 'get over it'. There's no such thing as 'getting over' something. Not the way people expect that to mean. It's always going to be part of your life. You can learn to cope in a healthy way when it rears its ugly head, though."