Quack: A boastful pretender to arts which he does not understand. A vain boastful pretender to physick; An artful, tricking practitioner in physick.

A minute analysis of life at once destroys that splendor which dazzles the imagination. Whatsoever grandeur can display, or luxury enjoy, is procured by offices of which the mind shrinks from the contemplation. All the delicacies of the table may be traced back to the shambles and the dunghill; all magnificence of building was hewn from the quarry, and all the pomp of ornament dug from among the damps and darkness of the mine.

Go into the street, and give one man a lecture on morality, and another a shilling, and see which will respect you most.

Curiosity is, in great and generous minds, the first passion and the last; and perhaps always predominates in proportion to the strength of the contemplative faculties. He who easily comprehends all that is before him, and soon exhausts any single subject, is always eager for new inquiries; and in proportion as the intellectual eye takes in a wider prospect, it must be gratified with variety, by more rapid flights and bolder excursions.

Advice is offensive, it shows us that we are known to others as well as to ourselves.

Good-humor is a state between gayety and unconcern,--the act or emanation of a mind at leisure to regard the gratification of another.

The vicious count their years; virtuous, their acts.