This is how I feel at this exact moment.

Main Entry: worthless
Part of Speech: adjective
Definition: of no use; without value
Synonyms:
abandoned, abject, barren, base, bogus, cheap, contemptible, counterproductive, despicable, empty, futile, good-for-nothing, ignoble, inconsequential, ineffective, ineffectual, inferior, insignificant, inutile, meaningless, mediocre, miserable, no-account, no-good, nothing, nugatory, paltry, pointless, poor, profitless, sterile, trashy, trifling, trivial, unavailing, unessential, unimportant, unproductive, unprofitable, unusable, useless, valueless, waste, wretched

Antonyms:
valuable, worthwhile, worthy