All 3 Uses of

expedient

in

Don Quixote

Follow then the footsteps of the valiant enchanted knight, for it is expedient that thou shouldst go to the destination assigned to both of you; and as it is not permitted to me to say more, God be with thee; for I return to that place I wot of;" and as he brought the prophecy to a close he raised his voice to a high pitch, and then lowered it to such a soft tone, that even those who knew it was all a joke were almost inclined to take what they heard seriously.†
Chpt 1.45-46

expedient = convenient, speedy, or practical; or an action that is speedy or practical

...most of the expedients which are proposed to his Majesty are either impossible, or absurd, or injurious to the King and to the kingdom.
Chpt 2.1-2 *

expedients = actions thought to be speedy or practical

Don Antonio then said that if the renegade did not prove successful, the expedient of the great Don Quixote's expedition to Barbary should be adopted.†
Chpt 2.63-64

expedient = convenient, speedy, or practical; or an action that is speedy or practical

Definition:

a practical action -- especially one that accepts negative tradeoffs due to circumstances

or:

convenient, speedy, or practical