1.   It was heady stuff for me.

2.   It was rumoured she had been a barmaid, heady stuff in those days.

3.   Pretty heady stuff for a freshman....

4.   This is all pretty heady stuff.

5.   It was then, when it came to her that Vendelin Gajdusek was heady stuff, that she took herself severely to task.

6.   All this is pretty heady stuff for a middle-aged family man whose literary inspiration is Anne Tyler.

7.   All this is heady stuff for Davies, a former real estate agent whose higher education consists of an associate degree from Tacoma Community College.

8.   All of this is pretty heady stuff for a sophomore by any name.

9.   All of which is very heady stuff.

10.   But they also make for heady stuff for historians with works-in-progress.