A husband, looking through the paper, came upon a study that said women use more words than men. Excited to prove to his wife that he had been right all along when he accused her of talking too much, he showed her the study results. It read "Men use about 15,000 words per day, but women use 30,000."
The wife thought for a while, then finally she said to her husband, "It's because we have to repeat everything we say."
The husband said, "What?"