1.   That realization made Kimberly Harrison seek professional help.

2.   That realization alone made Kimberly Harrison seek professional help.

3.   That realization has made some people wonder whether the Reisbergs made themselves disappear.

4.   That realization made her bold.

5.   The realization made him want to toss his own cookies.

6.   The realization makes him feel almost desperate, he added.

7.   This unsettling realization makes the reader more sympathetic to the hapless Scotsman than pure conscience might dictate.