I like commas.

“What is the future going to be like, then?' 'Hey, it's gonna be a gas,' Scape a…”

“Age, like wealth is but a mental abstraction, my boy"~ Herr Doktor Pavel”

“Creff was visibly agitated by the stranger's appearance at our door. Memory cal…”

“Creff, my factotum, interrupted the breakfast he had brought me only a few minu…”