5000 years before Christ, in Mesopotamia, man tried to bribe nature and created a cult by deifying the Spring Equinox. This cult was called Easter, goddess of fertility. Its worship glorify rebirth and fecundation. In AD 325, Easter was ignobly "married" to the cult and the fallacy of Christ being killed on Good Friday became prevalent.
Valentine's Day and Ash Wednesday have both been dear to our hearts for years. The romance associated with Valentine's Day has allowed us to express love in many ways. The penance shown during Lent starting at Ash Wednesday, reminds us of our mortality and dependence on nature. History, however is muddling this rosy picture of Valentine's Day and is suggesting that Valentine's Day is a mere continuation of Lupercalia, an ancient agrarian erotic fertility festival that was held near the Ides of February (February 13-15).
The death and birth of the Unconquered Sun (Sol Invictus) has for millenniums been worshipped on December 21 – 25, (Winter Solstice - shortest day in the year) as the source of our energy and life on earth. December 25 as such is revered as a festive season for the birthday of the Sun God Mithra (Apollo, Marduk, Ra etc) and .if we should make belief, for Jesus Christ, the SON, as well.