Thurgood Marshall, "Remarks on the Bicentennial of the Constitution," Classics of American Political & Constitutional Thought

Nor do I find the wisdom, foresight, and sense of justice exhibited by the framers particularly profound. To the contrary, the government they devised was defective from the start, requiring several amendments, a civil war, and momentous social transformation to attain the system of constitutional government, and its respect for the individual freedoms and human rights, we hold as fundamental today.