delicate subject

Then, of course, you come on to the more delicate subject of his finishing and technical ability and opinion differs about how much he can develop there.

The film's delayed release is in response to its delicate subject matter which explores Oppenheimer's creation of two atomic bombs dropped by the U.S. on Hiroshima and Nagasaki in 1945 that killed as many as 250,000 people.

Resignations forced at least one squadron of helicopters at a flying school to be grounded because of a sudden dearth in flying instructors, according to a senior officer and pilot in the air force reserve who requested anonymity to discuss a delicate subject.

The Welsh Conservatives said it was a "delicate subject" and "vital" to get right.

Size was a delicate subject for him.