"You are what you think" - A famous quote by many famous philosophers, religious leaders, self-help gurus and psychologists across the world. This small book contains most common thinking patterns which are unhelpful or unrealistic or false due to which our feelings gets generated and also our behavior and the behavior in return causing us to face similar consequences and hence attracting even more such feelings and this a self fulfilling vicious cycle of constant negative and low feelings, thoughts and moods upon existing over several time may cause a person to get depressed. Read and understand all such most common thinking patterns and next time when you start falling in to such a pothole in a downward spiral, this short book can help you identify any such thinking pattern and hence you can recognize it and come back from it.