Self-development Quotes

If you wish to achieve worthwhile things in your personal and career life, you must become a worthwhile person in your own self-development.

Invest three percent of your income in yourself (self-development) in order to guarantee your future.

Madonna remains the most visible performer on the planet, as well as one of the wealthiest, but would anyone seriously say that artistic self-development is her primary motivating principle? She is too busy with Kabbalah, fashion merchandising, adoption melodramas, the gym, and ill-starred horseback riding to study art.

Self-development is a higher duty than self-sacrifice.