The purpose of this graduation thesis is a theoretical overview of motivational oratory and analysis of selected speeches by Brian Tracy and Oprah Winfrey. The paper explains the concepts of motivation, motivational speech, communication (verbal and non-verbal), active listening, speech preparation and the importance of the audience for speakers. The biographies of Brian Tracy and Oprah Winfrey are briefly presented. Motivational speeches are a special type of speeches. The goal is to motivate listeners to pursue a specific goal and encourage them to act. People express their relationship to the social environment and to themselves through words and non-verbal cues, i.e. body language. Active listening increases the likelihood of proper understanding of the interlocutor, respects other people's attitudes, feelings and opinions, and avoids obstacles in communication. Brian Tracy and Oprah Winfrey are world-famous speakers whose speeches are logical, poetic and motivating. With their motivational speeches, the aforementioned speakers convey to the audience the enthusiasm and desire for concrete action. With their words of encouragement and wisdom, they illuminate the path to professional and personal growth. They bring in personal anecdotes, useful insights, and examples. The key to motivational speech is in the speaker's authenticity, empathy and connection with the audience. B. Tracy and O. Winfrey use the power of words to motivate and inspire others to believe in themselves and to unleash their greatest potential.