It is easy to guess what he did at that moment. He instantly returned to the classroom to find there that woman and took her with him. Since then, they have been together.
The realization that you are mortal is a great source of wisdom. The realization of the inevitable end is a great practice, which is the best way to ignite a passion, a willingness to take risks and to plunge into the game we call life. Such a question to yourself allows us to focus on the essentials. It is still not too late.