It's good to hear him laugh. To watch him give even that shadow of what a real, at ease, smile looks like on him. It makes her heart hurt a little less for the duration of that sound. The idea of having to keep anything from him for what might be a short or a long duration can't be anything but heavy on her, and it helps. That smile. That laugh.

Even more, that he came to her instead just fading off into the night. Especially, because he could have and because he knows her well enough to know she'd have let him. The same ways she knows him well enough to know if he had, he'd be back some point later.

"I've definitely had worse." There's no call for horror or pity in that.
Sara says this one with a quiet pride that speaks volumes comparison couldn't.

For better or worse, in both the living and the dying of it, Sara's loves the life she has, and the people at her side, fiercely.
She doesn't want to be anywhere else, doing anything else than being Captain of the Legends and the Waverider.