Coolly in example sentence
And so saying, he seized the staff he had driven into the ground, and leaving one half of it fixed there, showed it to be a sheath that concealed a tolerably long rapier; and, what may be called its hilt being planted in the ground, he swiftly, coolly, and deliberately threw himself upon it, and in an instant the bloody point and half the steel blade appeared at his back, the unhappy man falling to the earth bathed in his blood, and transfixed by his own weapon.