Hoyt & Roberts, comps. Hoyt’s New Cyclopedia of Practical Quotations. 1922.

Humor

Unconscious humor.
Samuel Butler—Life and Habit. (Pub. 1877). Butler claims to have been the first user of the phrase as a synonym for dullness.

Humor has justly been regarded as the finest perfection of poetic genius.
Carlyle—Essays. Schiller.

I never dare to write
As funny as I can.
Holmes—The Height of the Ridiculous.

Now I perceive the devil understands Welsh;
And ’tis no marvel he is so humorous.
Henry IV. Pt. I. Act III. Sc. 1. L. 233.

There’s the humour of it.
Merry Wives of Windsor. Act I. Sc. 1. (Inserted by Theobald from the quarto.)