ちょっと高すぎる目標を立てちゃったかなって英語でなんて言うの？

"ちょっと高すぎる目標を立てちゃったかな" - Maybe I set my sights a little too high. - I think I set my goal a little too high. 毎日2時間、仕事のための勉強をするという目標を立てたのですが、少し目標が高すぎるように感じた - I set a goal of studying for work for two hours every day, but I felt that I set my goal a little too high. - For two hours everyday, I was determined to study for my job. However, I think I may have set my sights a little too high.