Simplify the following text for a Grade 13 native English-speaking person.
Original: Typesetting is the retrieval of the stored letters ( called sorts in mechanical systems and glyphs in digital systems ) and the ordering of them according to a language 's orthography for visual display .
Simplified: Typesetting is the taking of the stored letters ( called `` sorts '' in mechanical systems and `` glyphs '' in digital systems ) and the ordering of them in the manner of a language 's orthography for showing them on a page .