What are the forces on a tied down glider?

On Aug 13, 8:13*pm, "Capt. Geoffrey Thorpe" The Sea Hawk @See My
Sig.com wrote:

Now, can someone explain why I can remember (and find) something I read
nearly 3 years ago, but I can't remember what I was doing on Friday when I
get back to work on Monday?

That's the way human brains work and why it never helps to cram the
night before a test. Your brain needs time to create links to new
information, making it easier to retrieve later. This all happens in
the background without your being aware of it.

-Doug