FORE:Isometrical perspective is often useful in drawing, especially in wood structures, when the material is of rectangular section, and disposed at right angles, as in machine frames. One isometrical view, which can be made nearly as quickly as a true elevation, will show all the parts, and may be figured for dimensions the same as plane views. True perspective, although rarely necessary in mechanical drawing, may be studied with advantage in connection with geometry; it will often lead to the explanation of problems in isometric drawing, and will also assist in free-hand lines that have sometimes to be made to show parts of machinery oblique to the regular planes. Thus far the remarks on draughting have been confined to manipulation mainly. As a branch of engineering work, draughting must depend mainly on special knowledge, and is not capable of being learned or practised upon general principles or rules. It is therefore impossible to give a learner much aid by searching after principles to guide him; the few propositions that follow comprehend nearly all that may be explained in words."Ah, you are a good girl. If I had seen more like you I should have been a better man. But I was brought up in a hard school. It's about Mamie. Did it ever strike you that the child was no relation to Leona Lalage?"
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FORE:"Can I help you?" cried Hetty, with a voice so steady that it astonished herself. "I had a dreadful headache, so I thought I would steal down into the garden. Have you killed a burglar or something of that kind?"The history of Neo-Platonism, subsequently to the death of Plotinus, decomposes itself into several distinct tendencies, pursuing more or less divergent lines of direction. First of all, it was drawn into the supernaturalist movement against which it had originally been, in part at least, a reaction and a protest. One sees from the life of its founder how far his two favourite disciples, Amelius and Porphyry, were from sharing356 his superiority to the superstitions of the age. Both had been educated under Pythagorean influences, which were fostered rather than repressed by the new philosophy. With Porphyry, theoretical interests are, to a great extent, superseded by practical interests; and, in practice, the religious and ascetic predominates over the purely ethical element. Still, however great may have been his aberrations, they never went beyond the limits of Hellenic tradition. Although of Syrian extraction, his attitude towards Oriental superstition was one of uncompromising hostility; and in writing against Christianity, his criticism of the Old Testament seems to have closely resembled that of modern rationalism. But with Porphyrys disciple, Iamblichus, every restraint is thrown aside, the wildest Oriental fancies are accepted as articles of belief, and the most senseless devotional practices are inculcated as means towards the attainment of a truly spiritual life.
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FORE:
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FORE:It may also be remarked that the special knowledge involved in applied mechanics is mainly to be gathered and retained by personal observation and memory, and that this part is the greater one; all the formul? relating to machine construction may be learned in a shorter time than is required to master and understand the operations which may be performed on an engine [8] lathe. Hence first lessons, learned when the mind is interested and active, should as far as possible include whatever is special; in short, no opportunity of learning special manipulation should be lost. If a wheel pattern come under notice, examine the manure in which it is framed together, the amount of draught, and how it is moulded, as well as to determine whether the teeth have true cycloidal curves.
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FORE:
FORE:Prout was calm again in an instant. In a dejected way he was looking admiringly at the newcomer. The little man's English was quite good, but all the same he spoke with an accent that had a strange French flavour about it.
FORE:On the impulse of the moment Bruce opened the library door and looked out. It was hard after what Hetty had told him to believe the evidence of his senses.The permanent contraction of steel in tempering is as the degree of hardness imparted to it by the bath.
FORE:The Germans advanced in a formation which I had never seen yet. The men went at the double-quick in closed ranks three abreast, each of the threefold files marching at a small distance from the other."I put that out of my mind because, as I told you before, the main scheme of the tragedy was taken from my skeleton plot. In that plot the cause of all the mischief goes back to hide in the very spot where the mischief was done. Now, in the course of my diplomacy I had to let the Countess know I had discovered that somebody had used my brain for inspiration. Under the circumstances she might not have carried the thing to the end."
FORE:"Toujours the corner house," Bruce cried. "What do you make of it?"
