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: Alī Ibn Khalaf al-Murādī, Al-Andalus, was a Mechanical engineer and author of the unique technological manuscript entitled Kitāb al-asrār fī natā'ij al-afkār.