Hell is paved with priests' skulls. John Chrysostom
Civilized men are more discourteous than savages because they know they can be impolite without having their skulls split, as a general thing. Robert E. Howard
Sometimes skulls are thick. Sometimes hearts are vacant. Sometimes words don't work. James Frey
A dark-skinned human with four arms walks toward me across the floor of the club, clad only in a belt strung with human skulls. Charles Stross
Strike the enemy's settlements, turn them into dust, pave the Arab roads with the skulls of Jews. Hafez al-Assad
In a museum in Havana there are two skulls of Christopher Columbus -- 'one when he was a boy and one when he was a man.' Mark Twain