Pilots who smoke perform more poorly than clear-headed pilots on simulators—and that lasts 24 hours or more.
But for all that, the total impression of his personality was one of clear-headed decision and calm energy.
In political administration he was painstaking, clear-headed, and just.
He is clear-headed and very intelligent, and gives one the impression of being open and honest.
He was his own clear-headed, calm, collected self again in a moment.
He was a fine fellow, brave as a lion, and a thorough soldier in every way; clear-headed and with excellent judgment.
He cannot be a clear-headed general or organizer, or he cannot be a patriot.
Weasel's a clear-headed painstaking little fellow—all for law; and he's got a good deal of it.
All of them are men, clear-headed, cool-headed, true-headed men.
And still, clear-headed as he now was, Jeremiah did not know what to say in answer to a very plain statement of fact.