"In the strongest terms, I implore you to not run this advertisement, " he wrote.

CNN: McCain says U.S. government failed New Orleans

If you are considering having plastic surgery, I implore you: Do your homework.

CNN: Plastic surgery: 'Wild West' of medicine

Some have called it callow, but I implore you to go back and see Leonardo DiCaprio and Kate Winslet in this movie and watch how dazzlingly spontaneous and multi-faceted their chemistry is.

CNN: Review: 'Titanic 3D' is a work of art

And so when you think about the next 26 days, I would implore you to ask yourselves, is there something else I can do?

WHITEHOUSE: Remarks by the President at a Campaign Event in Miami, FL

And I come to you to implore you to do as much as you can to protect services and supports for people with disabilities in your negotiations with Speaker Boehner and Leader Cantor.

WHITEHOUSE: President Obama Speaks to Town Hall Meeting at University of Maryland | The White House