The agreement between the EU and Turkey regarding refugees has gone into effect and the first boatload of 202 deportees has made its way from Greece to Turkey. Europe has sent a signal, loud and clear, that it is using stricter criteria for granting asylum to refugees. This has succeeded in arresting the flow of migrants towards Greece. But Greece still has to care for the thousands already there and it is ill equipped to do so. Here is a simple humanitarian way to help them, with a wall. Sounds paradoxical? This is not a wall that divides but a wall of kindness.