quixotic

Caught up in the romance of noble deeds and the pursuit of unreachable goals; idealistic without regard to practicality.

Capricious; impulsive.

Pertaining to or resembling Don Quixote, the hero of Cervantes’s celebrated romance of that name; hence, extravagantly or absurdly romantic; striving for an unattainable or impracticable ideal; characterized by futile self-devotion; visionary.

Like Don Quixote; romantic to extravagance; prone to pursue unrealizable goals; absurdly chivalric; apt to be deluded. See also quixotism.

Like the deeds of Don Quixote; ridiculously impractical; unachievable; extravagantly romantic; doomed to failure.

Possessing or acting with the desire to do noble and romantic deeds, without thought of realism and practicality.

Impulsive.

Like Don Quixote; romantic to extravagance; absurdly chivalric; apt to be deluded.

not sensible about practical matters; idealistic and unrealistic