Billy Crystal's moving tribute to Robin Williams at the 2014 Emmy Awards

Billy Crystal's touching tribute to the late Robin Williams at the 66th Primetime Emmy Awards was easily one of the highlights of the broadcast.

Just a bit from Crystal's personal memorial:

"The brilliance was astounding. He was the greatest friend you could ever imagine."

"It's very hard to talk about him in the past, because he was so present in our lives."

"He was the brightest star in the comedy galaxy."

"Robin Williams, what a concept."