"guy goes to the eye doctor" joke

A czech guy goes to the eye doctor for a checkup. The doctor points
to a chart on the far wall. It looks like this:

+-------------------------------------------+
| |
| C Z R Y P R N T E C Y Z S |
| |
+-------------------------------------------+

"Can you read that?" he asks the patient.
"READ it?" the guy answers, "Hell, he's my brother-in-law."