His efforts paid off when the school's very existence was threatened by criticism that it was too elitist.

His existence threatened the thieves' future monopoly of artificial intelli-gence.

It's because on a very real level, the existence of difference threatens each other.

The process was flawed, however, and Genis' existence now threatened the universe.

Their continued existence threatens to be very expensive to me.

He resigned his chair in December 1889 after tripos proposals were rejected and the department's existence threatened.

Soon she is on the run with her identity and her very existence threatened.

On the other, they fear that the existence of the photos in civilian hands could seriously threaten national security.

For them, the very existence of the hated group is threatening.

By the time Queenan reaches adolescence, his father's "continued existence threatened ours."