The objects of abstract Geometry possess in absolute precision properties which are only approximately realized in the corresponding objects of physi… - Ernest William Hobson

If the question be raised, why such an apparently special problem as the quadrature of the circle, is deserving of the sustained interest which has attained to it, and which it still possesses, the answer is only to be found in a scrutiny of the history of the problem, and especially in the closeness of the connection of that history with the general history of Mathematical Science.

The quality of the human mind, considered in its collective aspect, which most strikes us, in surveying this record, is its colossal patience.

We are able to appreciate the difficulties which in each age restricted the progress which could be made within limits which could not be surpassed by the means then available; we see how, when new weapons became available, a new race of thinkers turned to the further consideration of the problem with a new outlook.