Self-development is defined as the quest to improve qualifications, abilities, and personal abilities, such as mental abilities, such as the ability to think and focus, as well as to improve communication skills, understanding others, self-management skills, control of reactions and strengthening weaknesses. The importance of self development. The importance of self development Self development helps to reach the goals and goals that the individual seeks to achieve, and improves the ways of communicating with others through the development of the skills that we need for this, which increases the strength of family relations, social and practical, and contributes to show the strength of self, It increases the sense of happiness, because it increases the ability to know what makes us sad, and what makes us happy, which increases the ability to cope with each obstacle, and increases the strength of our personality in the face of embarrassing situations and difficulties. Self-development methods reveal the individual's feelings, thoughts, and behavior, and help him to open up to others in his field of work. Look for reactions that appear when some behavior and thoughts. Do not over-analyze the reactions of colleagues, their behavior. Recognize the requirements of the learning environment, and the different circumstances surrounding it. Search for knowledge from diverse sources. Experience and practice new patterns of thought, and unusual behavior in the process of education. Apply what the individual learns in his or her working life, to learn the lessons of realism. Development of entrepreneurship, not hesitate to receive, send all new. Sharing knowledge, developing knowledge, and developing skills in all available ways. Tame the self to accept criticism, respect for the other opinion. Investing all positive and negative attitudes and turning them into learning stations can result in new positive behavior.