THIS DESIRE TO REPEAT WHAT HAS BEEN TOLD HER SHOWS A MARKED ADVANCE IN THE DEVELOPMENT OF HER INTELLECT, AND IS AN INVALUABLE STIMULUS TO THE ACQUISITION OF LANGUAGE.
These results are no doubt greatly aided by the judicious stimulus given to the highest effort of the mark system.
The intention of this act was a liberal one, but the moment of its introduction was inopportune, and its effect was to give an additional stimulus to the policy of the Bond.
In the middle ages the stimulus to write was mainly of a moral or ecclesiastical nature, though the patriotic impulse which had suggested the Anglo-Saxon Chronicle was perhaps never entirely absent, and the ecclesiastical motive often degenerated into a desire to glorify, sometimes even by forgery, not merely the church as a whole, but the particular monastery to which the writer belonged.
AdaptationThe morphological and physiological differentiation of the plant-body has, so far, been attributed to (I) the nature of the organism, that is to its inherent tendency towards higher organization, and (2) to the indefinite results of the external conditions acting as a stimulus which excites the organism to variation, but does not direct the course of variation.
A powerful stimulus was thus given to the growth of cotton in all directions; a degree of activity and enterprise never witnessed before was seen in India, Egypt, Turkey, Greece, Italy, Africa, the West Indies, Queensland, New South Wales, Peru, Brazil, and in short wherever cotton could be produced; and there seemed no room to doubt that in a short time there would be abundant supplies independently of America.
Nowhere was the call responded to with greater zeal than in the Netherlands, and nowhere had the spirit of adventure and the stimulus to enterprise, which was one of the chief fruits of the crusades, more permanent effects for good.
In other words, the plant must be irritable to the stimulus exerted from without, and be capable of responding to it by changes of form and structure.
Astronomers were only then beginning to study variable and periodic stars, and disturbances in that part of the heavens, which had till then, on the authority of Aristotle, been regarded as incorruptible, combined with the troubles of the times, must have given a new stimulus to belief in the signs in heaven.
Since the modern discovery of the science of motion by Galileo which changed natural science, and the modern revolution of philosophy by Descartes which changed metaphysics, the study of Aristotle has become less universal; but it did not die out, and received a fresh stimulus especially from Julius Pacius, who going back through G.