Sad Valentines Day Quotes by Judy Garland, Oscar Wilde, Mason Cooley, Robert A. Heinlein, Pedro Calderon de la Barca, Edgar Allan Poe and many others.

For it was not into my ear you whispered, but into my heart. It was not my lips you kissed, but my soul.
When one is in love, one always begins by deceiving one’s self, and one always ends by deceiving others. That is what the world calls a romance.
You know you’re in love when you stop comparing.
Love is that condition in which the happiness of another person is essential to your own.
Deceiving others. That is what the world calls a romance.
When love is not madness, it is not love.
We loved with a love that was more than love.
The course of true love never did run smooth.
If love is blind, why is lingerie so popular?
Other men it is said have seen angels, but I have seen thee and thou art enough.
Love never dies a natural death. It dies because we don’t know how to replenish its source. It dies of blindness and errors and betrayals. It dies of illness and wounds; it dies of weariness, of witherings, of tarnishings.
Trip over love, you can get up. Fall in love and you fall forever. Anyone can catch your eye, but it takes someone special to catch your heart. Love is a smoke made with the fume of sighs.
Are we not like two volumes of one book?
Come grow old with me. The best is yet to be.
Love withers under constraints: its very essence is liberty: it is compatible neither with obedience, jealousy, nor fear.
At my age an affair of the heart is a bypass!
Each day you must choose, the pain of discipline or the pain of regret.