There's no one answer to that. and you don't owe it to anyone. in your partner's fantasy life. it's too threatening. So depends on your partner. and Julie Schwartz Gottman.

This week marks 29 years since an epic man versus machine battle. It's when IBM's supercomputer, Deep Blue, beat Garry Kasparov, the world's best chess player, in 37 moves. Kasparov eventually ...