It's something of an obsession...

Meaning

I'm very enthusiastic and dedicated to something, almost to an excessive degree.

Examples

• John: I've been spending all my free time learning about ancient history.
• Alice: It sounds fascinating! Is it <b>something of an obsession</b>?
• John: Maybe a little... I even dream about it.
• Alice: Well, as long as it’s bringing you joy, <b>it's something of an obsession</b> I can live with!