If you can bear the clinking of plates, this address by Sherif Girgis is well-worth listening to. He is a Princeton graduate, Rhodes Scholar and graduate student at Princeton and Yale in law and philosophy. As a colleague of Princeton Professor Robert P. George he wrote a widely-read paper defending traditional marriage and attacking the notion of same-sex marriage. His words are cool, charitable and lucid. 

Sherif Girgis majored in philosophy at Princeton University. Upon graduating Phi Beta Kappa and summa cum laude in 2008, he went on to earn a master’s degree in moral, political and legal philosophy...