The text is taken from my copy of the fourth edition, 1842. This version of Political Justice, originally published in 1793, is based on the corrected third edition, published in 1798. BOOK IV OF THE OPERATION OF OPINION IN SOCIETIES AND INDIVIDUALS Appendix I ILLUSTRATIONS OF SINCERITY Question proposed. - Erroneous maxims upon this head refuted. - General principles and theories estimated. - An injurious distinction exposed . - Limitations of sincerity. - Arguments, af~irmative and negative. - Inference. - Conclusion. THERE is an important inquiry which cannot fail to suggest itself in this place. "Universal sincerity has been shown to be pregnant with unspeakable advantages. The enlightened friend of the human species cannot fail anxiously to anticipate the time when each man shall speak truth with his neighbor. But what conduct does it behoove us to observe in the interval? A...