Among other opposite qualities of the mind, which may become dangerous, though in different degrees, I have often had occasion to consider the contrary effects of presumption and despondency; of heady confidence, which promises victory without contest, and heartless pusillanimity, which shrinks back from the thought of great undertakings, confounds difficulty with impossibility, and considers all advancement towards any new attainment as irreversibly prohibited.
Presumption will be easily corrected. Every experiment will teach caution, and miscarriages will hourly shew, that attempts are not always rewarded with success. The most precipitate ardour will, in time, be taught the necessity of methodical gradation and preparatory measures; and the most daring confidence be convinced that neither merit, nor abilities, can command events.
It is the advantage of vehemence and activity, that they are always hastening to their own reformation; because they incite us to try whether our expectations are well grounded, and therefore detect the deceits which they are apt to occasion. But timidity is a disease of the mind more obstinate and fatal; for a man once persuaded, that any impediment is insuperable, has given it, with respect to himself, that strength and weight which it had not before. He can scarcely strive with vigour and perseverance, when he has no hope of gaining the victory; and since he never will try his strength, can never discover the unreasonableness of his fears.
There is often to be found in men devoted to literature, a kind of intellectual cowardice, which whoever converses much among them, may observe frequently to depress the alacrity of enter-
