And now, a lesson in "One of the Things You Should Not Do When Working at a Golf Course," as seen here on Saturday at the AT&T Byron Nelson, featuring a worker who crashed his golf cart into a fire hydrant:

Some guy just crashed his golf cart into a fire hydrant at the #ByronNelson @PGATOUR pic.twitter.com/7gnX9BCJ4L — Chris Loughman (@C_Liftoff21) May 21, 2016

1. That is a painful amount of water being drained in that 10-second video.

2. That guy's reaction -- head hanging low, arms in a surrender cobra position -- says it all, and I feel really bad for him.

3. On the bright side, that golf cart probably needed a wash ...

4. ... on the other hand, a fire hydrant broke.