Date: 1641

"But I see what it is: my mind enjoys wandering off and will not yet submit to being restrained within the bounds of truth. Very well then; just this once let us give it a completely free rein, so that after a while, when it is time to tighten the reins, it may more readily submit to being curbed."

— Descartes, René (1596-1650)

Date: 1642, 1655, 1668

"Nor wonder, if (advantag'd in my flight, / By taking wing from thy auspicious height) / Through untrac't ways, and aery paths I fly, / More boundless in my Fancy than my eie."

— Denham, John, Sir (1615-1669)

Date: 1657

The fancy is a "Boundlesse, restlesse faculty, free from all engagements, diggs without spade, sails without Ships, Flies without wings, builds without charges, fights without bloodshed, in a moment striding from the Center to the circumference of the world, by a kind of omnipotency creating and ...

— Poole, Joshua (c.1615–c.1656)