Thus, even when believing him to be in peril, they understood, I will not say his thought, but his nature, to such a degree that they no longer watched over him.

我不说她们能了解他的思想，但是她们了解他的性格，因而即使知道他是在危险中，也只好不过问。

youdao

Believing that the assailant was no longer on campus, police didn't think he posed a threat to other students.

WSJ: Virginia Tech Is Liable in Shootings

Of course with this new knowledge, people could no longer see these figures as the critics had in 1951, believing them to be ancient.

FORBES: So You Think You Wouldn't Be Bamboozled By Lothar Malskat's Art Forgeries? [Book Excerpt #2]