The Prisoner of Chillon: A Fable Isolation Quotes

Paradoxically, the three brothers share a space, and yet are completely isolated from each other by the chains. Again, notice the use of the dash in the line to emphasize their isolation. Byron sure knew how to use punctuation effectively!

After the death of his youngest brother, the speaker is completely alone – he's isolated from the rest of humankind.

The speaker compares himself to a "solitary cloud" in the sky on a sunny day. So not only is he completely alone, but he's out of place – he's a cloud that doesn't belong in the sky, since it's otherwise a sunny day.