please help me to translate this sentence into chinese~ But the prosperity underpinning this expenditure is also a strong incentive for peace and stability.

Cześć ! Cześć. Mam na imię Curry. Jesmem z Chin. Mam 19 lat. ćwiczę wymowę polskiej litery 'r' , jest to bardzo trudne dla mnie ale będę ćwiczyła dopóki nie wypowiem tej litery perfekcyjnie. i chcę powiedzieć sobie: bądź pewna swoich możliwośc. Actually, i just wrote few easy sentences, my friend Daria helped me finished the rest of this short article. Dear Daria, dzięki.

First notebook entry: Introducing myself hi, my name is Curry, i can't speak any polish words, so sorry i have to writing in English. i'm from Beijing. it's a big city with long history. i can play saxophone and guitar. when i was in high school, i used to play saxophone in a marching band for six years. I was very proud to be a member of the band because that is the best marching band in china. and we got lots of champion. i also good at painting. That's that. that's my introduction. i know nothing about polish, so i wish someone can teach me from very basic things, not just in writing, also in speaking. thank you very much.