Answer
Everyone likes me.
Work Step by Step
We know this because the question asks us to negate the statement, or say the opposite. Because the statement is "No one likes me" we know that the opposite will be that everyone like me.
You can help us out by revising, improving and updating this answer.
Update this answerAfter you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.