ivory tower

norsunluutorni puhekieltä A sheltered, overly-academic existence or perspective, implying a disconnection or lack of awareness of reality or practical considerations.
2005 — Daniel Walker, s:Valedictory, Hamilton College, 2005|Valedictory speech for Hamilton College

Hamilton College is an ivory tower with an open bar, and so I - who work and play equally hard - have come to love this place, and have been dead-set against leaving it.

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The majority of librarians appear to have shown a very ivory tower approach to the application of all types of management technique to librarianship.

I must say that, with all due respect, I think that's a very ivory tower approach.

Bob Woodruff, an anchor and correspondent for ABC News who arrived in New Orleans the Wednesday after the storm hit, calls the detached-observer ideal "a very ivory tower notion that's not practiced in the field."

Griswold was perhaps the most ivory tower president of Yale in the twentieth century, and in many ways the university turned toward conservatism in the decade after his inauguration, in 1950.