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: Rabbi Yehuda ben Samuel he-Hasid of Regensburg was a Jewish mystic and poet. His hymn Shir Hakovod is recited daily in some Ashkenazi synagogues and on Sabbaths and festivals in most others.