The main argument in this regard is that the awareness of our biological parents is a component of the human personality and essence. The judgments issued by the European Court of Human Rights are in the same vein as well.
The city streets are flooded with Christmas lights, shops are full, everyone is thinking about the gift that will delight his or her beloved ones. The holiday spirit has captured all. We can create such a warm, festive atmosphere at home too, and with materials at hand.