useful, beautiful, or surprizing, or are related to such, may, by means of property, give rise to this passion. These all agree in giving pleasure. This alone is common to them; and therefore must be the quality, that produces the passion, which is their common effect. As every new instance is a new argument, and as the instances are here without number; it would seem, that this theory is sufficiently confirmed by experience.
Riches imply the power of acquiring whatever is agreeable; and as they comprehend many particular objects of vanity, necessarily become one of the chief causes of that passion.
10. Our opinions of all kinds are strongly affected by society and sympathy, and it is almost impossible for us to support any principle or sentiment, against the universal consent of every one, with whom we have any friendship or correspondence. But of all our opinions, those, which we form in our own favour; however lofty or presuming; are, at bottom, the frailest, and the most easily shaken by the con-tradiction
