Slavery is founded in the selfishness of man's nature - opposition to it is his love of justice. These principles are an eternal antagonism; and when brought into collision so fiercely

Slavery is founded in the selfishness of man's nature

opposition to it is his love of justice.

These principles are an eternal antagonism;

and when brought into collision so fiercely,

as slavery extension brings them,

shocks and throes and convulsions must ceaselessly follow.