Read it through once

as well as those deadly outrages which are inflicted by a look, a word--or less--the very refraining from some faint and most evanescent expression of countenance; these flow from a profounder source than the series of our habitual conduct, which, it has been already said, derives its origin from without. These are the actions, and such as these, which make human life what it is, and are the fountains of all the good and evil with which its entire surface is so widely and impartially overspread; and though they are called minute, they are called so in compliance with the blindness of those who cannot estimate their importance. It is in the due appreciating the general effects of their peculiarities, and in cultivating the habit of acquiring decisive knowledge respecting the tendencies arising out of them in particular cases, that the most important part of moral science consists. The deepest abyss of these vast and multitudinous caverns, it is necessary that we should visit.