But research shows that folks who focus on feeling grateful benefit in a variety of ways.

FORBES: The Power of Grateful

Circumstances like these make you realize that feeling grateful is not actually dependent upon having achieved certain things.

FORBES: Want To Succeed In Business AND Have a Great Life? Start By Being Grateful

She said we must stop feeling grateful and instead become fierce and focused.

CNN: Working women, know your value

They should leave feeling grateful to you for bringing it to their attention and confident in you to take care of it for them.

FORBES: Why Your Pitch Presentations Aren't Working

One expert on the scientific benefits of gratitude, Dr. Robert A Emmons, notes that feeling grateful can improve your health, your mental function, and your relationships with other people.

FORBES: The Power of Grateful

If anything that I or the United States was able to do was helpful -- especially because of our historic ties to Great Britain and because of the enormous number of Irish Americans we have and the feeling we have for the Irish and their troubles -- then, I'm very grateful.

CNN

"The general feeling that we get from patients is that they are aware they are being given a second chance and many are grateful even just to have the opportunity to be on the waiting list, even if that opportunity doesn't come, " he added.

BBC: Organ donor series