Ghost character that when Shakespeare dramatised the poem and expanded Mercutio's role, he introduced a brother for him in order to suggest a more fraternal character. Shakespeare appears to be the first dramatist to have used the name Valentine prior to "Romeo and Juliet", but he himself had actually used the name previously. In "Two Gentlemen of Verona", a play about two brothers and also set in Verona, Valentine is a true and constant lover and Proteus is a fickle one. While not primarily based on it, "Two Gentlemen of Verona" adapts several incidents from Brooke's poem, and in all these instances
Proteus the beast. From this feature of Proteus comes the adjective protean, with the general meaning of "versatile", "mutable", "capable of assuming many forms". "Protean" has positive connotations of flexibility, versatility and adaptability. Proteus' name suggests the "first" (from Greek "πρῶτος" "protos", "first"), as "protogonos" (πρωτόγονος) is the "primordial" or the "firstborn". It is not certain to what this refers, but in myths where he is the son of Poseidon, it possibly refers to his being Poseidon's eldest son, older than Poseidon's other son, the sea-god Triton. The first attestation of the name, although it is not certain whether it refers