Since 1970, relationships can be more volatile, jobs more ephemeral, geographical mobility more intensified, stability of marriage weaker.

When we are reflecting on terrorism we can grieve for many things we do and have done.

Behind a leader there must be followers, but they should always be on the lookout for the main chance and ready to change sides if the current leader doesn't deliver.

Inside a religious body you get sects and hierarchies, inside an information network you get bazaars and cathedrals, it is the same, call them what you like. They survive by pointing the finger of blame at each other.

If you want to change the culture, you will have to start by changing the organization.

Inequality can have a bad downside, but equality, for its part, sure does get in the way of coordination.

Hierarchy works well in a stable environment.