Greed and fear...

Greed and fear are often said to be the two factors driving the markets. CNN Money has developed an index to measure where on the fear-greed continuum the market is on any given day. For the last month, the market has been in "extreme greed" mode. Here's the link, if you'd like to take a look.

http://money.cnn.com/data/fear-and-greed/