"...a sound intellect will refuse to judge men simply by their outward actions; we must probe the inside and discover what springs set men in motion" (lines 298-300)
"But since this is an arduous and hazardous undertaking, I wish fewer people would meddle with it" (lines 300-302).
"Why do we not remember how much contradiction we sense even in our own judgment? How many things were articles of faith to us yesterday, which are fables to us today? Vainglory and curiosity are the two scourges of our soul. The latter leads us to thrust our noses into everything, and the former forbids us to leave anything unresolved and undecided" (lines 170-178).
"...it seems to me that we can never be despised as much as we deserve."