Emma: Going back to grade school, girls find comfort in friends who have the same tastes they do. Any difference can provoke anxiety. Some of our greatest tension has been about whether a character's curtains should be cream or ecru!
Nicola: We're with Ben Affleck: Like a marriage, friendship takes work—the same honest communication and frequent check-ins you need with a partner. Celebrate your conflicting opinions. They only make the relationship stronger.