Malcolm Gladwell, The Tipping Point: How Little Things Can Make A Big Difference Quotes
That is the paradox of the epidemic: that in order to create one contagious movement, you often have to create many small movements first.
Contagiousness is an unexpected property of all kinds of things.
The success of any kind of social epidemic is heavily dependent on the involvement of people with a particular and rare set of social gifts.
In the six degrees of separation, not all degrees are equal.