We know psychology is the science of behavior and mental process. As a human, We can express our feeling and thinking. Our good thinking always focuses on good feelings. We can share our feeling with others, at the same time we can share something that related to psychologically. I am a fan of psychology. There are various symbols of psychology that we can share with others. I want to share 17 symbols of psychology that are psychological gifts. You can gift your favorite person from this funny stuffs. Happy day.