One of the things that has most transformed my Christian life in the last few years has been learning how to meditate on the Bible.
Even though Valentine's Day has pretty awful roots with its traditions and customs originating from two of the most sexually perverted pagan festivals of ancient history: Lupercalia and the feast day of Juno Februata, many will celebrate love today with cards, flowers, champagne and special food, amongst many other romantic gestures.
All humans have a longing to "know". This longing has been placed within us by the uncreated God before we came into any physical being. So, it is not unnatural for us to be inquisitive about who we are, how we got here and why we are here.