Americans are a lot more open, of course. There's something more declamatory in the way you express emotions. It's a stereotype but it's true. British people can appear repressed in expressing emotions. Not very good at self-evaluating, or affirming situations, touching, anything like that.
Emily BluntI've always been quite a spontaneous person, so I would lean more towards, if you feel it and you know its right, then do it.
Emily Blunt