The spirit is best reflected here
"4.2.1.        ensure its proper implementation in a spirit of understanding and tolerance; in so doing member states should in particular ensure that the Charter is applied to all the regional or minority languages specified in its ratification, acceptance or approval instrument, by all branches of government (executive, legislative and judicial) and at all levels of power (local, regional and central), irrespective of their constitutional order as federal or unitary states;"

I although admit it is according to me but the tone was never martial why I don't look at excuses with generosity.... (Committee on Legal Affairs and Human Rights, october 21st 2010)