Slimy.
Think of things that are slimy. They are all thought of to be gross.
It's purpose is to promote the "Make A Difference Day" program which encourages people to make a difference, together! It has been used as a tool to make announcement, create instructions, promote awareness and calls for an action to be done in relation to the programs vision.
Disagree, there will always be Hatred and Intolerance in the word, no matter how hard we all try, it is inevitable. It's simply human nature.