Many walls still need to be brought down.

An open world is the solution to many of the problems humanity has created for itself, from economic instability to ecological instability, from hunger to pollution, from torture to poverty.

On the anniversary of the fall of the Berlin Wall, JP Lehmann reflects on the many challenges we must all face up to today:

The Post-Berlin Aftermath – Many Walls Still Need to be Brought Down By Professor Jean-Pierre Lehmann – November 2009