0 in the past, the third person singular of the present tense of "do":
he/she/it doth (= he/she/it does)
One cannot help feeling that he doth protest too much; the italicised points of emphasis in nearly every sentence (the examples quoted above are typical) betray his argumentative nature.
Whether doth curiosity or ambition tend most to the improvement of the human mind?
Doth the goldsmith that makes the crown, make the virtue also?
How use doth breed a habit in a man.
I am not a great fan of his, but every swallow has its summer, or is it that one swallow doth not a summer make?
In any case, methinks the lady doth protest too much.
Nor should fame be, "the spur that the clear spirit doth raise", but, rather, a burning desire to write.
And that same prayer doth teach us all to render the deeds of mercy.
