Jack shrugged. "We have a lot of places and a lot of times to cover in our history classes in the 51st century. The 20th and 21st century were my hobbies. But that didn't include mythology that you know from previous times, so..."

He leaned into Ianto a little, placated by his promise not to do anything drastic without talking to him about things before. "...thank you," he said, softly. He wasn't usually a man for pleases, thank yous, or apologies whatsoever. But he was feeling more vulnerable lately, having lost Tosh and Owen, his brother, and then their entire world, and so he wasn't above letting the other man know that it meant something for him to say that.