I learned that hand-sewing a button back on a piece of clothing is very difficult when a cat tries to "help."
I learned that in an emergency, a paper clip can be used as a substitute for the tab part of a zipper if it breaks off, and if you wear your shirt untucked, no one will know.
I learned that when the new "big boss" at work wants to meet with our department, I am the only one who will ask the "tough" questions.
I learned that if you are nice to the highway patrol when they pull you over for speeding, they may let you off with a warning (Thank you, Lord! and thank you, Officer C.!)