"To desire you to read my book over and mark all the corrections you would wish me to make...would oblige me greatly: I know how much I shall be benefitted and I shall at the same time preserve the pretious right of private judgement for the sake of which our forefathers kicked out the Pope and the Pretender. I believe you to be much more infalliable than the Pope, but as I am a Protestant my conscience makes me scruple to submit to any unscriptural authority."

“mercy to the guilty is cruelty to the innocent”

“But man has almost constant occasion for the help of his brethren, and it is in vain for him to expect it from their benevolence only. He will be more likely to prevail if he can interest their self-love in his favour, and shew them that it is for their own advantage to do for him what he requires of them. Whoever offers to another a bargain of any kind, proposes to do this. Give me that which I want, and you shall have this which you want, is the meaning of every such offer; and it is in this manner that we obtain from one another the far greater part of those good offices which we stand in need of. It is not from the benevolence of the butcher, the brewer, or the baker that we expect our dinner, but from their regard to their own interest. We address ourselves, not to their humanity, but to their self-love, and never talk to them of our own necessities, but of their advantages. Nobody but a beggar chooses to depend chiefly upon the benevolence of his fellow-citizens.”

“That of beaver skins, of beaver wool, and of gum Senega, has been subjected to higher duties; Great Britain, by the conquest of Canada and Senegal, having got almost the monopoly of those commodities.”

“In the long-run the workman may be as necessary to his master as his master is to him, but the necessity is not so immediate.”

“When I endeavour to examine my own conduct, when I endeavour to pass sentence upon it, and either to approve or condemn it, it is evident that, in all such cases, I divide myself, as it were, into two persons; and that I, the examiner and judge, represent a different character from that other I, the person whose conduct is examined into and judged of.”

“By the removal of the unnecessary mouths, and by extracting from the farmer the full value of the farm, a greater surplus, or what is the same thing, the price of a greater surplus, was obtained for the proprietor...”