The song "Do It Again" by Paul Hardcastle is about the cycle of repeating the same mistakes over and over again, despite knowing the consequences. The lyrics touch on different scenarios where the protagonist is caught up in situations where they make poor choices. In the first verse, the protagonist seeks revenge against someone who stole their water, but they end up getting caught and facing the consequences. However, they continue to repeat the same mistake as the wheel turns around and around. The second verse depicts a situation where the protagonist is in a love triangle with their partner and another person. They know that the other person is not trustworthy, yet they continue to fall for them and end up heartbroken. The final verse talks about the temptation of gambling and how it can lead to disastrous consequences, yet the protagonist continues to repeat the cycle of winning and losing. Overall, the song is a cautionary tale about how repeating the same mistakes can lead to a cycle of self-destructive behavior.