levelheaded
     adj : exercising or showing good judgment; "healthy scepticism";
           "a healthy fear of rattlesnakes"; "the healthy attitude
           of French laws"; "healthy relations between labor and
           management"; "an intelligent solution"; "a sound
           approach to the problem"; "sound advice"; "no sound
           explanation for his decision" [syn: {healthy}, {intelligent},
            {sound}]
Source: WordNet® 2.0