PREFACE 6
is insoluble, and it has furnished a field for the wildest hypotheses, wonderful reconstruction and bold romance. The fragmentary condition of the material from out of which history has to be reconstructed is another obstacle. In these circumstances I must hesitate to call this work a History of Indian Philosophy.
In interpreting the doctrines of particular systems, I have tried to keep in close touch with the documents, give wherever possible a preliminary survey of the conditions that brought them into being, and estimate their indebtedness to the past as well as their contribution to the progress of thought. I have emphasised the essentials so as to prevent the meaning of the whole from being obscured by details, and attempted to avoid starting from any theory. Yet I fear I shall be misunderstood. The task of the historian is hard, especially in philosophy. However much he may try to assume the attitude of a mere chronicler and let the history in some fashion unfold its own inner meaning and continuity, furnish its own criticism of errors and partial insights, still the judgments and sympathies of the writer cannot long be hidden. Besides, Indian philosophy offers another difficulty. We have the commentaries which, being older, come nearer in time to the work commented upon. The presumption is that they will be more enlightening about the meaning of the texts. But when the commentators differ about their interpretations, one cannot stand silently by without offering some judgment on the conflict of views. Such personal expressions of opinion, however dangerous, can hardly be avoided. Effective exposition means criticism and evaluation, and I do not think it is necessary to abstain from criticism in order that I may give a fair and impartial statement. I can only hope that the subject is treated in a calm and dispassionate way, and that whatever the defects of the book, no