A brief summary of Barabasi, Introduction

In 2000, Yahoo was involved in a trouble which was caused by the MafiaBoy, a fifteen years boy. He had hijacked hundreds of computers and halted the operations of billion-dollars companies.

Paul was a early missionary of Christianity. He spread Christianity by reaching out to the biggest communities to germinate the faith most effectively.

Though there are big differences between Mafiaboy and Paul, they have something in common.
The key of their success is the use of network.

Nothing can happen individually. Everything is connected to everything else. Network exists everywhere. We must cast an eye for them.