218. The subjunctive mood is that form or use of the verb which expresses action or being, not as a fact, but as merely conceived of in the mind.
Subjunctive in Independent Clauses.
I. Expressing a Wish.
219. The following are examples of this use:—
Heaven rest her soul!—Moore.
God grant you find one face there You loved when all was young.—Kingsley.
Now tremble dimples on your cheek, Sweet be your lips to taste and speak.—Beddoes.
Long die thy happy days before thy death.—Shakespeare.
II. A Contingent Declaration or Question.
220. This really amounts to the conclusion, or principal clause, in a sentence, of which the condition is omitted.