これ以上は読む価値がない。

this (indicating an item near the speaker, the action of the speaker, or the current topic); this person (usu. indicating someone in one's in-group); now; here; I (me); certainly

not less than; ... and more; ... and upwards; beyond ... (e.g. one's means); further (e.g. nothing further to say); more than ... (e.g. cannot pay more than that); above-mentioned; foregoing; since ...; seeing that ...; this is all; that is the end; the end

topic marker particle; indicates contrast with another option (stated or unstated); adds emphasis

to read; to count; to guess; to predict; to read (someone's thoughts); to see (e.g. into someone's heart); to divine

value; worth; merit

indicates sentence subject (occasionally object); indicates possessive (esp. in literary expressions); but; however; still; and

nonexistent; not being (there); unpossessed; unowned; not had; unique; indicates negation, inexperience, unnecessariness or impossibility; not ...; to not be...; to have not ...