In conclusion, Mill believes that a society can only strive to develop in the presence of freedom of thought and expression. It also formulates a principle called the “harm principle” in order to answer the question of the harm threshold. According to HT, the state can intervene in medical decisions that parents make on behalf of their children only when those decisions are likely to cause serious harm to the child. Such a high bar for intervention seems inconsistent with both parental obligations and the state's role in protecting children's welfare. In this,