What I am going to share is an analogy that I've read from the book "Millionaire Teacher - The Nine Rules of Wealth That You Should Have Learned In School", by Andrew Hallam. Being an half-baked Value Investor, I am totally agreeable with his analogy.

For Value Investors, in the short term, the stock price might move upwards or downwards however it likes (basing on the current market's sentiment and supply and demand) but in the long term, it will move along side with the value/assets/earning power of the business.To illustrate this point, Andrew Hallam akin the business' performance (assets/earning power) as the owner of a dog and the stock price as a leashed dog. So, when you (the owner) are walking leashed dog, the dog might get excited and run frantically to and fro (from you) but he/she can never move too far from you, because he/she was leashed. In short, sooner or later, the leashed dog (stock price) ...