Hold Fast -
: The University of Rhode Island explains how holdfasts provide protected environments for juvenile fish and other marine life.
: Articles from the Catalina Island Marine Institute describe how these structures are perfectly adapted to cement organisms firmly against strong ocean currents. Theology & Philosophy
: Resources like Redeemer Church discuss the theme in the Book of Hebrews, where it refers to an open and public acknowledgment of hope.
In woodworking, a holdfast is a traditional L-shaped metal clamp used to secure workpieces to a workbench.
: The Art of Manliness connects the phrase to Platonic ideas of "recollection" and avoiding the forgetfulness of truth. Woodworking & Tools
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