Conversation so far:
where did Woodrow Wilson go to high school?
CANNOTANSWER.
did he go to college?
Wilson worked as a lecturer at Cornell University in 1886-87.
what did he lecture?
teaching ancient Greek and Roman history.
why did he leave Cornell?
CANNOTANSWER.
what did he teach there?
ancient Greek and Roman history.
where did he teach after Bryn?
Wesleyan University.
how long did he teach there?
February 1890.

Question: why did he leave?
Self-contained rewrite: Why did Woodrow Wilson leave Wesleyan University?