"Give not your strength [i.e., your seed] to women, nor your ways to that which destroys kings" ("אַל תִּתֵּן לַנָּשִׁים חֵילֶךָ וּדְרָכֶיךָ לַמְחוֹת מְלָכִין"). This is...
The two kidneys embody active and passive trust in God, taking initiative and relying solely on God. More generally, the endocrine and immune systems correspond...