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

No man was more foolish when he had not a pen in his hand, or more wise when he had

Network. Anything reticulated or decussated at equal distances, with interstices between the intersections.

Terrestrial happiness is of short duration. The brightness of the flame is wasting its fuel; the fragrant flower is passing away in its own odors.

Sir, sorrow is inherent in humanity. As you cannot judge two and two to be either five, or three, but certainly four, so, when comparing a worse present state with a better which is past, you cannot but feel sorrow. It is not cured by reason, but by the incursion of present objects, which bear out the past.

The luster of diamonds is invigorated by the interposition of darker bodies; the lights of a picture are created by the shades; the highest pleasure which nature has indulged to sensitive perception is that of rest after fatigue.

A person loves to review his own mind. That is the use of a diary, or journal.