How do I view the highlight from the summary? It only gives me a small portion of the highlight.

Constellation Web

Click on the highlight in the summary pane. You will be taken to the place in the materials where you created the highlight and be able to view it in its entirety.

Constellation Application

Tap highlight in the summary pane. You will be taken to the place in the materials where you created the highlight and be able to view it in its entirety.