How to use "exercised" in a sentence

The course here indicated will be followed unless current events and experience shall show a modification or change to be proper, and in every case and exigency my best discretion will be exercised according to circumstances actually existing, and with a view and a hope of a peaceful solution of the national troubles and the restoration of fraternal sympathies and affections.

While I make no recommendation of amendments, I fully recognize the rightful authority of the people over the whole subject, to be exercised in either of the modes prescribed in the instrument itself; and I should, under existing circumstances, favor rather than oppose a fair opportunity being afforded the people to act upon it