[Lazamataz]

You are right on. Not all cultures have contributed to the richness and greatness of OUR nation.

Even African-Americans -- despite their troublesome assimilation and ongoing difficulties -- have shown themselves to be a net-positive to our country.

But Islamics have never shown themselves to be anything but personally explosive.

[headsonpikes]

"personally explosive" bump.

In most melting pots, a layer of scum or slag floats to the top.

[wheezer]

You sure paint with a mighty wide brush.