Your eyelashes go grey too.
Sometimes country songs are true.
Don’t bother washing a blender. Just rinse, blend up some soap and water, and rinse.
The stuff you know about before you become a homeowner is not the stuff that is going to go wrong. (see also BEES)
Life expands to fit your schedule and salary unless you keep it in check.
The person who can hurt you the most is you.
What have you learned that nobody told you?
You will always have more “stuff” than you have room to store it. No matter how big your house is.
No matter where you work, there will always be someone who does less than you and isn’t as smart who makes more money and/or has a “better” title.