为什么需要创新？这个问题的答案涉及到多个方面，以下是对这个问题的解析以及英文翻译对照：

首先，创新是推动社会进步的关键因素。随着科技的迅速发展，人们的需求和观念也在不断变化，只有通过创新才能不断满足这些变化。创新可以带来更高效、更便捷、更优质的产品和服务，从而提升人们的生活质量。英文翻译为：Why is innovation necessary? This question has many answers. Firstly, innovation is the key factor to driving social progress. With the rapid development of technology and constantly changing needs and concepts of people, only through innovation can these changes be continuously met. Innovation can bring more efficient, more convenient, and better quality products and services, thereby improving people's quality of life.

其次，创新是企业保持竞争力的必要手段。在市场竞争日益激烈的环境下，企业只有通过不断创新才能保持自身的竞争力。创新可以包括产品创新、技术创新、营销创新等多个方面，这些都能帮助企业更好地适应市场变化，提升品牌形象，从而获得更大的市场份额。英文翻译为：Secondly, innovation is necessary for companies to maintain competitiveness. In an increasingly competitive market environment, only through innovation can enterprises maintain their competitiveness. Innovation can include product innovation, technological innovation, marketing innovation and many other aspects, which can help enterprises better adapt to market changes, enhance brand image, and gain greater market share.

最后，创新是个人成长和发展的重要途径。对于个人来说，只有不断地学习和尝试新的东西，才能不断成长和发展。创新可以帮助个人开拓思维、拓展视野，提高解决问题的能力，从而更好地实现自我价值。英文翻译为：Finally, innovation is an important way for personal growth and development. For individuals, only continuous learning and trying new things can lead to growth and development. Innovation can help individuals to broaden their thinking, expand their horizons, and enhance their problem-solving abilities, thereby better realizing self-worth.