Personal development is a process of someone building their lifestyle including their habits, discipline. You can find the best articles regarding Personal Development.
One of the best motivational speakers and a famous monk, Jay Shetty, wrote in his book "Think like a Monk" that a person without having a purpose in life is like a caravan traveling without any destination. These words elucidate the significance of this term(Purpose) which we usually ignore. So, let's crack the word "Purpose." In my opinion, the purpose is anything that brings you sheer satisfaction in pursuing it. The satisfaction can be either external or internal, but it depends on the person and which one he/ she feels.