The Hume's question is the greatest challenge to the human rationality in the modern cognition history.In this text the author holds that the core of the question is the Hume's two famous proofs which do to the causal relation and the induction method.Therefore,the author has annotated these two proofs and conclusions and explained the initiation philosophy question and its influence.The author views that the Hume's question occurs completely due to the empiricism principle.The empiricism denies that human ...