Concept

Arnheim claimed that a concept could be philosophically valid even if theologically meaningless. (TV: Dragonfire)

Generally, the Daleks had no concept of blasphemy, excepting the Dalek of human origin created by the Dalek Emperor, (TV: The Parting of the Ways) elegance (TV: Doomsday) or worry. (TV: Daleks in Manhattan) However, according to Davros, the Daleks did have a "strong" concept of home, leading them to rebuild Skaro. (TV: The Witch's Familiar)