More from T. S. Eliot
The last temptation is the greatest treason: to do the right deed for the wrong reason.
Only those who will risk going too far can possibly find out how far one can go.
Preface to Transit of Venus: Poems by Harry Crosby (1931)
People/T. S. Eliot/Quote

After such knowledge, what forgiveness?
Poems (1920), “Gerontion”
Quote and source from Wikiquote, CC BY-SA 4.0
The last temptation is the greatest treason: to do the right deed for the wrong reason.
Only those who will risk going too far can possibly find out how far one can go.