Monday assorted links

1. Henry on Greek debt.

2. Amartya Sen on the university in Nalanda, the world’s oldest.

3. The decline of the drinking fountain.

4. James Hamilton on Greece.

5. Population density in NYC day and night.

6. “Good-looking people are the most difficult to recognize…any developmental weirdness is great for me.”  Interesting throughout.

7. Spotting the elephant not in the room.