invaluable

Cemeteries are invaluable compasses, a theme that binds Enriquez’s essays, and “Somebody Is Walking on Your Grave” is an immersive testament to her genius.

Those moments could be invaluable as the Dodgers enter the playoffs, giving Roberts a level of confidence to push his likely Game 1 starter and cover for what has been an unreliable bullpen.

"That evidence is invaluable especially if you are going into court," she said.

“His pristine integrity, wise counsel and knowledge of our business were an invaluable resource to me over the course of our 30-year relationship,” Suzanne Scott, chief executive of Fox News Media, said in a statement.

Yeast, like E. coli, has also become an invaluable tool in biotechnology, both in the lab and industrially – but it has a more complex cell structure and different applications.