This article argues that the legal normative concept of the constitution, with its inherent stability, does not hinder, but instead serves intergenerational justice. The author has two main observations. One is that unamendability belongs to the nature of the constitution no matter if this is specified in the constitution as an eternity clause or not. Even constitutions that do not contain eternity or other entrenchment clauses are not completely flexible, as this is the nature of the constitution. The strength of the stability in the normative sense depends partly on the jurisprudence of the constitutional court. The author argues that this a key element to prove that constitutions are able to serve intergenerational justice. The second ar...