1.   Gillespie is well known for his impish sense of humour.

2.   As Lepore relates it, this anecdote comes across not as an indication of obsessively dedicated scholarship but as evidence of a somewhat impish sense of fun.

3.   Countess Szapary who was known as Syvie to her friends, was a lively woman with strong opinions, an impish sense of humor and an adventurous spirit.

4.   He had an impish sense of humor and a reputation for practical jokes.

5.   She of the impish sense of humor, who waited an entire year to pay him back for a snowball ambush.