Self-improvement is a wonderful thing!
In the changing times of competition and economic revolution, Personality Development is gaining uttermost importance.
Through improving ourselves, we learn:

To overcome our fears & failures

Achieve our goals

Develop stronger relationships

Push past boundaries & plateaus

To hone our problem-solving abilities

Willingness and punctuality

Better Communication skills

To improve leadership qualities

To deal with Depression & anxiety
In short, the fundamental is simple and it can be explained with common saying that
“When life gives you a lemon, you can make lemonade and enjoy life if you have a good personality."
And that is the exact reason why more and more people are looking forward to personality development eagerly.