The history of Valentine's Day is obscure, and further clouded by various fanciful legends. The holiday's roots are in the ancient Roman festival of Lupercalia, a fertility celebration commemorated annually on February 15. Pope Gelasius I recast this pagan festival as a Christian feast day circa 496, declaring February 14 to be St. Valentine's Day.
But all you need to know is that its time to be Touchy - Feely and express your feelings to your sweetheart.
And what better way from offering an beautiful bouquet of flowers. Touching the eye and pleasing the nose can be very heartwarming.