我相信，我可以做到最好。

There is no doubt that I am the best one.

youdao

我是一个健康的人，我可以做到最好，在这种信念的鼓舞下，我度过一段段艰难的时段。

I'm a health person I can do the best, with this faith I experience one and one difficult time.

youdao

把每一个消极的思想用积极的想法替换掉，比如当你打退堂鼓的时候，你可以鼓励自己说“我能努力做到最好，这也是一个让我学习的好机会。”

Replace every negative thought with a positive one. For instance, when you tell yourself you cannot do this, replace it with, "I can try my best."

youdao