How to say i do not want to waste the best years of my life for you. in Japanese
1)
私私(watashi) (pn,adj-no) i/meはあなたno dictionary result, likely a conjigated verbの(prt) indicates possessive/nominalizes verbs and adjectives/substitutes for "ga" in subordinate phrases/indicates a confident conclusion/ indicates emotional emphasis/indicates questionためにために(tameni) for sake of/on behalf of/as a result of一生no dictionary result, likely a conjigated verbno dictionary result, likely a conjigated verbをを(wo) (prt) indicates direct object of action/indicates subject of causative expression/indicates an area traversed/indicates time over which action takes place/indicates point of departure or separation of action/indicates object of desire, like, hate,棒棒(bou) (n) pole/rod/stickに(prt) indicates such things as location of person or thing, location of short-term action, etc.ふるのはいやno dictionary result, likely a conjigated verbですです(desu) (aux) be/is/are。。(。) Japanese period "."
丁寧語 (Polite form)Polite form (teineigo) convays a sense of politeness, used when speaking to strangers, people older than you, higher social status ect. Click for examples / more info
