21.  The thought of a person going through a transplant can be a frightening thing.

22.  This is the most frightening thing.

23.  Which in itself is a pretty frightening thing to imagine.

24.  The frightening thing is how quickly they get the rest of us make the leap of faith, on evidence as scant as a scintillating first round.

25.  The frightening thing is, everybody is a suspect and held for questioning while an investigation is carried out.

26.  The most frightening thing about the Tokyo subway attack is that it may presage a different, futuristic kind of terrorism.