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PREFACE. The character of the opposition which some of these papers have met with suggests the inference that they contain really important, but unwelcome truths. Negatives multiplied into each other change their sign and become positives. Hostile criticisms meeting together are often equivalent to praise, and the square of fault-finding turns out to be the same thing as eulogy. But a writer has rarely... more...

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INTRODUCTION SAIL to the Pacific with some Ancient Mariner, and traverse day by day that silent sea until you reach a region never before furrowed by keel where a tiny island, a mere speck on the vast ocean, has just risen from the depths, a little coral reef capped with green, an atoll, a mimic earth, fringed with life, built up through countless ages by life on the remains of life that has passed... more...

AUTHOR'S NOTE TO THE PUPIL. This book has been prepared to help you in learning about "the house you live in," and to teach you to take care of it, and keep it from being destroyed by two of its greatest enemies,—Alcohol and Nicotine. As you study its pages, be sure to find out the meaning of every word in them which you do not understand; for, if you let your tongue say what your mind... more...

CHAPTER I Introductory How old is the problem of the Nervous Housewife? Did the semi-mythical Cave Man (who is perhaps only a pseudo-scientific creation) on his return from a prehistoric hunt find his leafy spouse all in tears over her staglocythic house-cleaning, or the conduct of the youngest cave child? Did she complain of her back, did she have a headache every time they disagreed, did she fuss and... more...

INTRODUCTION. IN climbing a mountain, if we know the path and take it as a matter of course, we are free to enjoy the beauties of the surrounding country. If in the same journey we set a stone in the way and recognize our ability to step over it, we do so at once, and save ourselves from tripping or from useless waste of time and thought as to how we might best go round it. There are stones upon stones... more...

MEDICAL AMULETS Among the various subjects which belong to the province of medical folk-lore, one of the most interesting relates to amulets and protective charms, which represent an important stage in the gradual development of Medicine as a science. And especially noteworthy among medical amulets are those inscribed with mystic sentences, words, or characters, for by their examination and study we... more...

SECT. I. OF MOTION. The whole of nature may be supposed to consist of two essences or substances; one of which may be termed spirit, and the other matter. The former of these possesses the power to commence or produce motion, and the latter to receive and communicate it. So that motion, considered as a cause, immediately precedes every effect; and, considered as an effect, it immediately succeeds every... more...

PREFACE The position taken by the writer of this volume should be clearly understood. It is not the view known as antivivisection, so far as this means the condemnation without exception of all phases of biological investigation. There are methods of research which involve no animal suffering, and which are of scientific utility. Within certain careful limitations, these would seem justifiable. For... more...