live in a fool's paradise

live in a fool's paradise

to be happy because you do not know or will not accept how bad a situation really is James is living in a fool's paradise if he thinks things are always going to be this good.
See also: live, paradise
References in periodicals archive ?
Alun Ffred Jones, Plaid Cymru AM for Caernarfon, said, 'Many Assembly Members live in a fool's paradise.