The provided source, an article titled "If you really want to become a confident speaker, say goodbye to these 10 habits," offers advice on improving public speaking confidence by identifying and eliminating common detrimental habits. The author, Lachlan Brown, presents ten habits that hinder confidence, such as negative self-talk, avoiding eye contact, speaking too quickly, using filler words, and not practicing enough. Each point is explained in detail, with strategies for replacing these habits with more positive and effective approaches. The article encourages readers to embrace self-belief, accept feedback, and aim for authenticity rather than perfection.