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.
Guy goes into the Chemist's to buy a pack of condoms. Asked what size pack, he replies, "a pack of 10, that's what I usually get".
A young boy enters a barber shop and the barber whispers to his customer, "This is the dumbest kid in the world. Watch while I prove it to you."
On reaching his plane seat a man is surprised to see a parrot strapped in next to him.
A plain computer illiterate guy rings tech support to report that his Computer is faulty.