To say that most of us today are purely expansive is only another way of saying that most of us continue to be more concerned with the quantity than with the quality of our democracy.
Irving Babbitt

To those who ask what the infinitely small quantity in mathematics is, we answer that it is actually zero. Hence there are not so many mysteries hidden in this concept as they are usually believed to be.
Leonhard Euler

Value denotes a relation reciprocally existing between two objects, and the precise relation which it denotes is the quantity of the one which can be obtained in exchange for a given quantity of the other.
Nassau William Senior

Wales was in ancient times divided into three parts nearly equal, consideration having been paid, in this division, more to the value than to the just quantity or proportion of territory.
Giraldus Cambrensis

We are rich in the quantity of songs rather than in the quality. The singer has to go through hundreds of compositions before he finds one that really says something.
Alma Gluck

We were totally unprepared for such a large quantity of visitors, and in view of the preservation of the antiquities they being very crowded and in poor preservation, we were obliged to refuse admission until some preparation was made to safeguard the objects.
Howard Carter

What appeared to the earlier physicists to be the constant quantity of heat is nothing more than the whole motive power of the motion of heat, which remains constant so long as it is not transformed into other forms of work, or results afresh from them.
Hermann von Helmholtz

What makes a specific quality or quantity of innovation retain its intense newness over the years?
Brian Ferneyhough