Many of you probably went to a university where one of the hot issues among students was, if the professor’s late, how long do we have to wait? At one university custom dictated that if a professor was ten minutes late, class was canceled.

Well, a professor arrived early one morning for a 9:00 a.m. lecture. He placed his hat on his desk, and went to the faculty room. Before he knew it, it was 9:10. By the time he got back to his classroom, it was empty.

The next day, he let his students have it. “When my hat is here,” he fumed, “I’m here!”

The following day, the professor arrived at 9:00 a.m. He was met by the sight of 28 hats on 28 desks--and no students. (1)

Today we celebrate the Ascension of Christ. After Jesus’ death and resurrection, he appeared to his followers many times over a…