Surely such a union of indomitable resolution in the achievement of a given purpose, with patience and moderation in the policy pursued, and with kindly charity and consideration and friendliness to those of opposite belief, marks the very spirit in which we of today should approach the pressing problems of the present. These problems have to do. with securing a more just and generally wide spread welfare, so that there may be a more substantial measure of equality in moral and physical well-being among the people [...].

The Progressives, Past and Present (1910)