Full Idea
Philosophers with a new concept are like children with a new toy; their world shrinks to one in which it takes centre stage.
Gist of Idea
Philosophers with a new concept are like children with a new toy
Source
Kit Fine (Intro to 'Modality and Tense' [2005], p.10)
Book Reference
Fine,Kit: 'Modality and Tense' [OUP 2005], p.10
A Reaction
A wonderfully accurate observation, I'm afraid. You can trace the entire history of the subject as a wave of obsessions with exciting new ideas. Fine is referring to a posteriori necessities and possible worlds.