A short, finished list rather than an endless feed: 100 of the best marriage quotes ever written, picked out of the full marriage archive on QuoteForever. You will find Henry Adams, H. Jackson Brown, Jr., Ambrose Bierce and Franz Kafka among them.
Read the list top to bottom, or use it as a starting point - every author name links to everything else they said, and every quote has its own page you can share or turn into an image.
Marriage is like a golden ring in a chain, whose beginning is a glance and whose ending is eternity.
A bad marriage is like an electrical thrilling machine: it makes you dance, but you can't let go.