tread a thin line between (something)(redirected from treading a thin line)
tread a thin line between (something)
To navigate or strike a balance between two sides, positions, or approaches to something, especially when trying to avoid one of them. The film treads a thin line between parody and homage. As a new parent, you have to tread a thin line between looking out for your child's welfare and being overprotective.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.