unfailing

It was clear he had a brilliant, creative mind, a kind spirit, and an unfailing belief in himself and his projects.

A major contributor to the 7M cult’s perceived creepiness is the dancers' unfailing polish and flat if gleaming expressiveness.

"Our gratitude is unfailing, and our admiration eternal," he ended, to a round of applause.

Honestly, she probably should have leaned more heavily on the “making this film was so hard, everything felt so impossible” narrative instead of stressing, with unfailing generosity, how satisfying the experience was.

It’s a grim way to kick off a presidential campaign, particularly for a man known for his unfailing optimism and belief that American achievements are limitless.