Every generation must take a step forward in evolution, and it can do it better by understanding life better. The guardians can help the child very much by making it understand life. And the best way of educating the child is not to give one's opinion about these customs, not to say directly that this is a good or a bad custom; only to explain the psychology of it and the meaning of the custom, and let the child see for itself if it is a custom worth following or better forgotten.