Remember, however, that to be breakable is not the same as to be perishable. Strike a glass, and it will not endure an instant; simply do not strike it, and it will endure a thousand years. Such, it seemed, was the joy of man, either in elfland or on earth; the happiness depended on not doing something which you could at any moment do and which, very often, it was not obvious why you should not do. Now, the point here is that to me