An opposition or contrast of words or sentiments occurring in the same sentence; as, "The prodigal robs his heir; the miser robs himself." "He had covertly shot at Cromwell; he how openly aimed at the Queen."
In brief, egoism in its modern interpretation, is the antithesis, not of altruism, but of idealism. John Buchanan Robinson
The success of the suffrage movement would injure women spiritually and intellectually, for they would be assuming a burden though they knew themselves unable to bear it. It is the sediment, not the wave, of a sex. It is the antithesis of that highest and sweetest mystery - conviction by submission, and conquest by sacrifice. John Boyle O'Reilly
I sometimes struggle, because my job is like the antithesis of what surfing is all about. Surfing's simple. It's real. Paul Walker
No school of philosophy has ever solved this question of whether being determines consciousness or the other way around. It may be a false antithesis. Christopher Hitchens
A moral monopoly is the antithesis of a marketplace of ideas. Thomas Sowell