The neutrality policies adopted by certain European Union member states, along with the resulting bans on wearing religious symbols, have recently led to a surge in cases requiring the Court of Justice to address issues concerning the scope and meaning of religious freedom and/or the principle of non-discrimination on religious grounds, both guaranteed by the EU Charter of Fundamental Rights. How does the Court of Justice's jurisprudence on this matter align with the EU's guiding principle of being "United in Diversity"?