He delighted to tread upon the brink of meaning. - Samuel Johnson

It is man's own fault, it is from want of use, if his mind grows torpid in old age.

While she was doing something she kept her hope alive.

As we crossed the Firth of Forth, our curiosity was attracted by Inch Keith, a small island, which neither of my companions had ever visited, though, lying within their view, it had all their lives solicited their notice. Here, by climbing with some difficulty over shattered crags, we made the first experiment of unfrequented coasts. Inch Keith is nothing more than a rock covered with a thin layer of earth, not wholly bare of grass, and very fertile of thistles. A small herd of cows grazes annually upon it in the summer. It seems never to have afforded to man or beast a permanent habitation.