I have to concentrate more intently when people speak. I always have to position myself on their right side so that I can hear out of my left ear. I sometimes get a crick in my neck from listening. But I don't there's too much else.
There exists, between people in love, a kind of capital held by each. This is not just a stock of affects or pleasure, but also the possibility of playing double or quits with the share you hold in the other's heart.

