1. It was what God or whatever is His equivalent puts into each soul that is given life---the one different thing such as that which makes no two fingerprints on the face of the earth alike.
A Tree Grows in Brooklyn
2. Most women had the one thing in common: they had great pain when they gave birth to their children. This should make a bond that held them all together; it should make them love and protect each other against the man-world. But it was not so. It seemed like their great birth pains shrank their hearts and their souls. They stuck together for only one thing: to trample on some other woman... whether it was by throwing stones or by mean gossip. It was the only kind of loyalty they seemed to have. Men were different. They might hate each other but they stuck together against the world and against any woman who would ensnare one of them.
A Tree Grows in Brooklyn
3. There had to be dark and muddy waters so that the sun could have something to background it's flashing glory.