Your Sun in Capricorn points to the direction you want to build: steady progress toward something you can stand behind. Your Saturn in Capricorn shows where you hold yourself to a standard: the same Capricorn emphasis, turned toward a different part of life. Saturn stays in one sign for about two and a half years, so the personal part here is how it meets your Sun.
Both placements sit in Capricorn: same element, same rhythm, little inner contrast. Your ambition and your sense of duty pull in the same direction, so you can take what matters to you very seriously, and be hard on yourself when progress is slow. Measured by exact degree, this chart also links the two with a conjunction, so the same pairing appears in the Aspects chapter.
Try this: Write down the standard you are using for one current project and ask who actually set it.
With the recorded birth time, your Midheaven falls in Capricorn: the public role you grow into tends to involve steady progress toward something you can stand behind.