英语翻译这几句话是我的座右铭,但由于英文学得不好,不知道如何正确表达,希望各位朋友热情帮忙：1、微笑改变心情,快乐就在心

1、微笑改变心情,快乐就在心中
Smile can change one's mood,and happiness is just in your heart.
2、用心做就会做得更好
You will do better once you do it with your heart.
3、只要相信,就会有奇迹存在
There will be miracles when you belive in them.
4、只要自己肯专注,就能做出自己出叫惊的成绩来；
You can make amazing achievement as long as you devote yourself to it.
5、习惯需要习惯医
Good habits will cure the bad ones.
6、多点微笑多点快乐
The more smile,the more happiness.