The Romney-Ryan ticket now seems to be all noblesse, no oblige.
This essential truth does not oblige those of us on the left to become uncritical free market fundamentalists.
When then–Texas governor George W. Bush asked Cheney to lead the search for a running mate, Cheney was happy to oblige.
c.1300, "to bind by oath," from Old French obligier "engage one's faith, commit (oneself), pledge" (13c.), from Latin obligare "to bind, bind up, bandage," figuratively "put under obligation," from ob "to" (see ob-) + ligare "to bind," from PIE root *leig- "to bind" (see ligament). Main modern meaning "to make (someone) indebted by conferring a benefit or kindness" is from 1560s. Related: obliged; obliging.