"Something about doomed causes and hopeless odds would-be Heroes find impossible to resist, it seems."

There's affection in his tone too, for all he's criticising said Heroes. The sort of gently bemused humour with which one might discuss something stupid-but-adorable their pet did, perhaps.

Matt's last words get a curious headtilt, however. "There's no shame in not missing the time before; some worlds deserve to burn."