How can we be sure that Immanuel Kant was a bachelor for life?

Question: How can we be sure that Immanuel Kant was a bachelor for life!?
Best Answer - Chosen by Asker:

I imagine because his wife was a priori!.Www@QuestionHome@Com

Just look at his portraits !.!.!. would *you* hit that!?!?Www@QuestionHome@Com