Gratitude(感恩)is a social feeling．Many people see it as relationship—strengthening because it requires us to see how we've been supported and recognized by other people．

    First，it's belief of goodness．We are convinced that there are good things in the world，gifts and benefits we've received．The second part of gratitude is figuring out where that goodness comes from It doesn't come from anything we necessarily did ourselves．Instead，we acknowledge that other people gave us many gifts to help us achieve the goodness in our livesOf course，there are various important reasons．Here are some of them．

    Gratitude allows us to celebrate the presentWe notice the positives more，and that enlarge the pleasures you get from life．Instead of adapting to goodness，we celebrate goodness．

    Gratitude blocks negative feelings．You cannot feel envious and grateful at the same time If you're grateful，you can't hate someone for having something that you don't．Those are very different ways of connecting to the world，and sure enough，research has suggested that people who have high levels of gratitude have low levels of negative feelings．

    That's because when you're grateful，you have the sense that someone else has provided for your happiness．You notice a network of relationships of people think it's worthwhile to help you get to where you are right now．Realizing someone has seen the value in you transforms the way you see yourself．

A．They're contradictory feelings．

B．It strengthens positive feelings．

C．Gratitude heightens your sense of self-worth．

D．Most of the time，it makes you feel confused．

E．Gratitude allows us to participate more in life．

F．So why gratitude has such effects on people's lives?

G．We recognize the sources of it as being outside of ourselves．