No people can be great who have ceased to be virtuous.

As the mind must govern the hands, so in every society the man of intelligence must direct the man of labor.

All discourse of which others cannot partake is not only an irksome usurpation of the time devoted to pleasure and entertainment, but, what never fails to excite resentment, an insolent assertion of superiority, and a triumph over less enlightened understandings. The pedant is, therefore, not only heard with weariness but malignity; and those who conceive themselves insulted by his knowledge never fail to tell with acrimony how injudiciously it was exerted.

I am far from any intention to limit curiosity, or confine the labours of learning to arts of immediate and necessary use. It is only from the various essays of experimental industry, and the vague excursions of mind set upon discovery, that any advancement of knowledge can be expected; and though many must be disappointed in their labours, yet they are not to be charged with having spent their time in vain; their example contributed to inspire emulation, and their miscarriage taught others the way to success.

Employment and hardships prevent melancholy.

To wipe all tears from off all faces is a task too hard for mortals; but to alleviate misfortunes is often within the most limited power: yet the opportunities which every day affords of relieving the most wretched of human beings are overlooked and neglected with equal disregard of policy and goodness.

That is the happiest conversation where there is no competition, no vanity, but a calm, quiet interchange of sentiments...