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.
Bio: Sir Benjamin Ward Richardson, M.A., M.D., LL.D., F.R.S. was an eminent British physician, anaesthetist, physiologist, sanitarian, and a prolific writer on medical history.