Adjective
not mentally confused; able to think clearly and act intelligently
Source: WordNetOrganizational effectiveness does not lie in that narrow minded concept called rationality. It lies in the blend of clearheaded logic and powerful intuition. Henry Mintzberg
The house was the chrysalis through which audience members would emerged, a few hours later, clearheaded and wistful, as if waking up from a potent lucid dream. Source: Internet
In response to senseless violence, clearheaded citizens deserve a safe space from the 24/7 barrage of rhetorical nonsense. Source: Internet