“The abstract idea of a spirit certainly implies that it has neither substance, form, shape, voice, or anything which can render its presence visible or sensible to human faculties.”

“It has often been remarked of the Scottish character, that the stubbornness with which it is moulded shows most to advantage in adversity, when it seems akin to the native sycamore of their hills, which scorns to be biassed in its mode of growth even by the influence of the prevailing wind, but, shooting its branches with equal boldness in every direction, shows no weather-side to the storm, and may be broken, but can never be bended.”

“You will, I trust, resemble a forest plant, which has indeed, by some accident, been brought up in the greenhouse, and thus rendered delicate and effeminate, but which regains its native firmness and tenacity, when exposed for a season to the winter air.”

“I did not myself set a high estimation on wealth, and had the affectation of most young men of lively imagination, who suppose that they can better dispense with the possession of money, than resign their time and faculties to the labour necessary to acquire it.”

“When I reflect with what slow and limited supplies the stream of science hath hitherto descended to us, how difficult to be obtained by those most ardent in its search, how certain to be neglected by all who regard their ease; how liable to be diverted, altogether dried up, by the invasions of barbarism; can I look forward without wonder and astonishment to the lot of a succeeding generation on whom knowledge will descend like the first and second rain, uninterrupted, unabated, unbounded; fertilizing some grounds, and overflowing others; changing the whole form of social life; establishing and overthrowing religions; erecting and destroying kingdoms.”

“Trade has all the fascination of gambling without its moral guilt.”

“How nearly can what we most despise and hate, approach in outward manner to that which we most venerate!”