8. REMOTE CONTROL (ri-moht kon-trohl) n.
Female.......A device for changing from one TV channel to another.
Male.........A device for scanning through all 175 channels every 5 minutes


...and the explaination is:

Men are smart enough to know there is nothing good on anyway, but too dumb to pick the best of what is there and stick to it...

whereas

Women are smart enough to have tennacity but don't know that they made the wrong choice.

I know I'm in trouble now but I don't know with whom!