Law as the barrier between us and the tyranny of mere will and the cruelty of the unbridled, undisciplined feeling

"I do take the law very seriously, deeply seriously, because fragile as reason is and limited as law is as the expression of the institutionalized medium of reason, that's all we have standing between us and the tyranny of mere will and the cruelty of the unbridled, undisciplined feeling."

Source:
Mr. Justice Felix Frankfurter in Frankfurter, F., & Phillips, H. B. (1960). Felix Frankfurter Reminisces. Reynal & Company