Plan your own vacations when you want to, and plan a suitable combined vacation with this other family when you want to. If they freak out at your planning your own vacations as you see fit, then let them. Bowing to unreasonable demands because someone will make you pay emotionally if you don't is not a healthy option.
Carolyn HaxOf course the thoughts and awareness are there, but it's all incomplete and often fanciful - kids know there's something to know, and they fill in a bunch of the blanks with their imaginations if their parents haven't had the conversations and/or established themselves as sources of information. It's rare that the kids know nothing at all, and the somethings they do know are often only partially right or flat-out wrong.
Carolyn HaxLive in the moment, this moment, your moment. That is by far and without meaningful rival The Best Position to put yourself in to discover and delight in who your children turn out to be, whoever they turn out to be.
Carolyn HaxI have no quarrel with people who lack the skill or temperament to care for small children.
Carolyn Hax