“In doubt a man of worth will trust to his own wisdom.” Hama the doorward of Edoras, when he decides not to take Gandalf’s staff.

“Alas, that these evil days should be mine.” Theoden, once he has returned to himself and understands Saruman’s treachery.

“Faithful heart may have forward tongue.” Theoden realizing that Eomer has been loyal to him.

“To crooked eyes truth may wear a wry face.” Gandalf to Theoden, same scene.

“Men need many words before deeds.” Gimili to Legolas as they set out for the Hornburg.

“The gift seems already to be given.” Theoden, as he gives Shadowfax to Gandalf, and realizes that the horse has already given himself.

“Since he had to get some sleep, in class was the place to do it.” Sue Ann Bowling, Homecoming. This refers to Roi, having to prepare for a judicial challenge while spending his days in school, but I don’t think it’s that uncommon an attitude among students.