How to use "temper" in a sentence

Ned Land lost his temper, and I thought Captain Nemo might listen to me and let us go.

Now, if they would make the effort in good temper, could they not with nearly equal unanimity frame and pass a law by means of which to keep good that unanimous oath?

For instance, why may not any portion of a new confederacy a year or two hence arbitrarily secede again, precisely as portions of the present Union now claim to secede from it? All who cherish disunion sentiments are now being educated to the exact temper of doing this."

If I read the temper of our people correctly, we now realize, as we have never realized before, our interdependence on each other; that we cannot merely take, but we must give as well; that if we are to go forward, we must move as a trained and loyal army willing to sacrifice for the good of a common discipline, because without such discipline no progress can be made, no leadership becomes effective.

Oh God, I thought, don't let Maxim lose his temper.