have shown us that it is by this means that it is most easily possible rightly to understand and estimate many of the habits and beliefs still current among ourselves. But the chief obstacle to a consensus of opinion in such studies is the insufficiency and inaccuracy of the authorities on which the facts depend. While the ancient literature of peoples more advanced usually ignores or passes lightly over the very details most important from this point of view, the accounts of modern travellers among the so-called savage tribes are often at best very secondary evidence. It constantly happens that such a traveller can only tell us the impression conveyed to his mind of that which his informant holds to be the belief or custom of the tribe. Such native information may be inaccurate, incomplete, or misleading; and it reaches us only after filtration through a European mind more or less able to comprehend it rightly.
But in the Jātakas we have a nearly complete picture, and quite uncorrupted and unadulterated by European intercourse, of the social life and customs and popular beliefs of the common people of Aryan tribes closely related to ourselves, just as they were passing through the first stages of civilization.
The popularity of the Jātakas as amusing stories may pass away. How can it stand against the rival claims of the fairy tales of science, and the entrancing, many-
