Any time you feel dumb, don't worry. Check out the following excerpts from a "Wall Street Journal" article by Jim Carlton. Lots of people are dumber than you.
An elderly woman goes to the doctor and asks his help to revive her Husband's sex drive.
Subject: Membership Renewal
Three sons left home, went out on their own and prospered. Getting back together, they discussed the gifts they were able to give their elderly Mother.
A 46yr old man gets a facelift for his birthday. When he left he went to the newspaper stand an asked how old do I look.
A woman awoke during the night to find that her husband was not in bed. She put on her robe and went downstairs.