Not a fan of your lover’s friends? Should you keep that a secret? That depends on how it affects you. If your feelings are tolerable, meaning you can keep quiet, then you should be okay. Not every couple has to have their coupledom play into their external relationships. But if you harp about their friends, it could have long-term effects. One study found that disapproval of friends can lead to increased conflict and ultimately divorce. So you may want to keep that to yourself — if you can.