It sounds better with The Edge's soaring guitar work

In Wednesday's Wall Street Journal (subs. req'd) Claudia Rossett draws attention to Bono's strange word usage in the preface to Jeff Sachs' The End of Poverty:

"In Jeff's hands, the millstone of opportunity around our necks becomes an adventure, something doable and achievable," writes Bono (who has evidently not learned how to handle the millstone of metaphor).