Human happiness seems to consist in three ingredients; action, pleasure and indolence. And though these ingredients ought to be mixed in different proportions, according to the disposition of the person, yet no one ingredient can be entirely wanting without destroying in some measure the relish of the whole composition.

Nothing can be more real, or concern us more, than our own sentiments of pleasure and uneasiness; and if these be favourable to virtue and unfavourable to vice, no more can be requisite to the regulation of our conduct and behavior.

The most lively thought is still inferior to the dullest sensation.

Mankind are always found prodigal both of blood and treasure in the maintenance of public justice.

No amount of observations of white swans can allow the inference that all swans are white, but the observation of a single black swan is sufficient to refute that conclusion.

Riches are valuable at all times, and to all men, because they always purchase pleasures such as men are accustomed to and desire; nor can anything restrain or regulate the love of money but a sense of honor and virtue, which, if it be not nearly equal at all times, will naturally abound most in ages of knowledge and refinement.

Courage, of all national qualities, is the most precarious; because it is exerted only at intervals, and by a few in every nation; whereas industry, knowledge, civility, may be of constant and universal use, and for several ages, may become habitual to the whole people.