This Twitter user "collected them all for weeks and crammed them in [her husband's] pillow case." She's a real hero (even though he still does it).
3. Of course, there are the little quirks that you find irrationally irritating, like if your spouse takes all of the groceries out of the bag and puts them on the counter instead of directly into the fridge.
4. Making coffee can be a real source of contention between married couples.