It is a common misconception that poker is a game of chance, but in truth it involves quite a lot of skill and psychology. It is also a great way to develop the ability to make decisions under uncertainty, which is useful in all areas of life.
A key skill in poker is concentration. This is because you have to pay attention not only to the cards, but also to your opponents. You must notice their betting patterns, idiosyncrasies and non-verbal cues.
Another important aspect of poker is logical thinking and analysis. You cannot win a hand based on chances or guesses, you must analyze the odds and the situation and develop a strategy. This is similar to the business adage that you cannot manage what you do not measure, and calculating the odds of a given scenario is very important in both poker and in life in general.
The first thing you should do when learning to play is study some charts to understand the basic rules of poker. For example, you should memorize what hands beat what (a straight beats a flush, three of a kind beats two pair etc.) You should also practice observing your opponents to learn their tells, such as when someone who usually calls a raise suddenly makes a huge one. This is an indication that they may be holding a very strong hand. By studying your opponents you can make much more accurate calculations of the odds and expectations, which will improve your decision-making.