Our life is frittered away by details. an honest man has hardly need to count more than his ten fingers, or in extreme cases he may add his ten toes, and lump the rest.
what is thoreau saying in this passage?

answer: do

the 'italicized phrase' is a noun clause that is used as a direct object.

comfortable

explanation:

one type of the adjectives is predicate adjective. a predicate adjective is an adjective which follows a linking verb and modifies or refers back to the main subject of that linking verb.

it usually is used just before the noun it modies.

here in this example:

'penguins seem comfortable in the coolest habitats', comfortable is the predicate adjective which follows the linking verb 'seem' and modifies the noun.

theresa is going to be my girl this year, he promised himself as he left the gym full of students in his new fall clothes.