Lucky are those who have never had to experience grief, a complex emotion with many, varied, equally overwhelming stages.
Grief is hard to understand, especially if you've never been through it.
A woman went viral on Twitter with an analogy that people say is a very good way to explain grief.
Lauren Herschel explained grief on Twitter using "the ball and the box" analogy.
The theory, she says, was first shared by her doctor, used to describe how the brain triggers feelings of grief.