Legal reasoning and discourse are shaped by historical traditions and the past's influence. Law is based on social facts, including legal scholars' work and moral reflections. The Hart-Dworkin debate shows that law is not just about rules but also principles rooted in history. Legal positivism and moral arguments can coexist within legal institutions. Law is a complex practice that incorporates legal principles and relies on the work of legal scholars. The historicity of law is crucial in understanding recent debates in jurisprudence. Ultimately, law is grounded in social facts, as argued by Hart.