Mind is the most powerful in this world. Mind can be both constructive or destructive. It only depends on us how we create or make it. If you are a positive person, you will ultimately face challenges and obstacles without any difficulty and if you are negative from inside, even the easiest situations might get tougher for you.
Mind stores a lot from our daily activities. We do a lot of things in our day to day life and construct negative opinions regarding something and feed it in our mind. Take your mind as a hard disk. If we save negative files in hard disk, it gets corrupted. Attack of virus or any other worm can even be destructive.
Positive thinking has a huge impact on your personality transformation. You will be less likely to fall low and depressed during complex and tough situations. Other people will get greatly influenced by your positive thinking. World around you will automatically change. There is a huge misconception around people that they are surrounded by negative people. This is not the truth, it is only you who feeds everything negative in your mind. You need to change your perception towards life before you judge others. Then see how world around you will start changing.
When you start to find your thoughts drifting to a negative direction, it is only your responsibility to make them positive. Positive thinking will have a huge impact in your life. The true power of positive thinking is that it allows you to live to the fullest and see the best version of yourself.