假定英语课上老师要求同桌之间交换修改作文，请你修改你同桌写的以下作文。文中共有10处语言错误，每句中最多有两处。错误涉及一个单词的增加、删除或修改。
增加：在缺词处加一个漏字符号（^）。并在其下面写出该加的词。
删除：把多余的词用斜线（/）划掉。
修改：在错的词下划一横线，并在该词下面写出修改后的词。
注意：1 每处错误及其修改均仅限一词；
2 只允许修改10处，多者（从第11处起）不记分。
For a person, belief always plays an important role
in his life. Anyone who has strong belief can enjoy a colorfully life. Otherwise, he will lose him in his own way of life. Belief is so important what it can change one’s fate. Marie Curie, famous scientist, also has set a good example. In 1898, Marie find a new element . In order to improve her discovery, Marie and her husband worked hardly. At last they saw at the dim blue light of new element-radium, which made her dream came true.
To my personal view, it can be seen that one with firmly-held belief is likely to getting successful and master his own life.