"The Meaning of the 21st Century" by James Martin is a thought-provoking exploration of the challenges and opportunities humanity faces in the modern era. In this concise book, Martin delves into a wide range of topics, including technology, environmental sustainability, global politics, and the future of humanity. With a focus on the interconnectedness of these issues, he urges readers to take action and envision a better future for our planet. Through his insightful analysis and pragmatic approach, Martin highlights the importance of collective responsibility and encourages readers to embrace innovative solutions in order to shape a more meaningful and sustainable 21st century.