Good, better, best. Never let it rest. 'Til your good is better and your better is best.

This quote is a motivational phrase encouraging individuals to continuously strive for improvement and excellence in whatever they do. It means that one should never be satisfied with their current level of performance, but rather always aim to improve and achieve better results.

In the context of personal growth, the quote suggests that one should strive to improve themselves every day and work towards becoming the best version of themselves. This could involve setting goals, learning new skills, or developing positive habits that contribute to personal growth and development.

In the context of professional development, the quote could apply to various areas such as job performance, career advancement, or business growth. It suggests that individuals should continually seek to improve their skills and knowledge, identify areas of weakness, and take steps to enhance their performance and achieve better results.

Overall, the quote is a reminder to never settle for mediocrity, but instead to always aim for excellence and continuous improvement in all aspects of life.