on a pedestal, put

Also, set on a pedestal. Greatly admire, magnify in importance, as in Youngsters tend to put rock stars on a pedestal, forgetting that they're human. This expression alludes to the raised position of a statue on a pedestal. [Mid-1800s]

The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.