It is indicative of man’s entry into the world of emotion and feeling, harmony and culture.
Long before the institution of marriage developed, man and woman may have lived together, procreated children and died unwept and unsung.
One has to internalize the process of education and discipline. Firstly the child must have a chance to know, what, why and how. The Supreme Court in National Anthem school declined to impose any penalty on two students belonging to Jehowa Witnesses, who did not participate in singing national anthem as their religious tenet did not permit any singing except songs in praise of God. Treating the three late comings equal to one absent. Some of the countries specifically banned the corporal punishment of children as it crossed the limits and assumed brutal propositions.
Discipline and education go together in letter and spirit. Secondly, a chance to think over Thirdly, a chance to express, explain and ventilate the views or grievances. The case stands as an example that not joining the voice in singing national anthem itself is not an act of indiscipline or unpatriotic attitude and invites no punishment. However, law basically does not agree with any excessive punishment to beings, which would be definitely a violation of personal right.
It may have been accepted as a measure of social discipline and as an expedient to eliminate social stress due to the sex rivalry.