...Then he saw him in the beer gardens with his friends, discussing metaphysical problems between business conversations... 
Vicente Blasco Ibanez Charlotte Brewster Jordan 「The Four Horsemen of the Apocalypse」
... We take a strange satisfaction in working arithmetical problems...
(AKA Ralph Iron) Olive Schreiner 「The Story of an African Farm」
...Was it fear of the balance of powerin Europe? Hardly, save in the half-Asiatic problems of the Balkans...
W. E. B. Du Bois 「Darkwater」
...All our problems center in the child...
W. E. B. Du Bois 「Darkwater」
... Ratzel: quoted in Spiller: Inter-Racial Problems, p...
W.E.B. Du Bois 「The Negro」
... Inter-Racial Problems, p...
W.E.B. Du Bois 「The Negro」
...What do Negroes themselves think of these their problems andthe attitude of the world toward them? First and most significant,they are thinking...
W.E.B. Du Bois 「The Negro」
...
*Papers on Inter-Racial Problems Communicated to the First UniversalRaces Congress, etc...
W.E.B. Du Bois 「The Negro」
...XLIII of the Journal of the Royal Anthropological Institute of GreatBritain and Ireland; also Inter-Racial Problems, and Deniker, noted above...
W.E.B. Du Bois 「The Negro」
...No one could cross the thresholds of the cabins and not see the old and well-known problems of life and striving...
W. E. B. Du Bois 「The Quest of the Silver Fleece」
...Europe can at least boast of a bold art and literature which delvedeeply into the social and sexual problems of our time, exercising asevere critique of all our shams...
Emma Goldman 「Anarchism and Other Essays」
...True to the dogma of the necessity of evil, to evil he looks for the solution of all problems...
P. J. Proudhon 「What is Property?」
...One of the major problems in comparing the data on toxicity of venom in studies of this type is that no standard method of estimating toxicity has been used...
Ray D. Burkett 「Natural History of Cottonmouth Moccasin, Agkistrodon piscovorus (Reptilia)」
...Was it surprising that Pelléas oftenappeared pensive in the face of those numberless problems...
Maurice Maeterlinck Alexander Teixeira de Mattos 「Our Friend the Dog」
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