“When he wants to emphasize the simplicity and incontrovertible logic of his conclusion, he reverts to the street vernacular of his South Philly roots, even the accent. The more passionate, the more hand movement. It was John’s unique way of expressing Ayn Rand’s philosophy. What Ayn Rand did with prose, John accomplished with manual flourish. What he emphasized with passionate emotion, she communicated with tight, and sometimes biting, logic: not in sarcasm, but in compelling passages.”