假定英語課上老師要求同桌之間交換修改作文，請你修改你同桌寫的以下作文，文中共有10處語言錯誤，每句中最多有兩處。每處錯誤僅涉及一個單詞的增加、刪除或修改。
增加：在缺詞處加一個漏字符號（∧），并在其下面寫出該加的詞。
刪除：把多余的詞用斜線（\）劃掉。
修改：在錯的詞下畫一橫線，并在該詞下面寫出修改后的詞。
注意：
1．每處錯誤及其修改均僅限一詞；
2．只允許修改10處，多者（從第11處起）不計分。

   As an old saying goes， "Happiness is not the absence of problems，but the ability to deal with it. "Why is it difficult to define，or rather discover and achieve happiness？I maintain the major determinant lies from a person's attitudes.
   There is much connection between the circumstance of people's lives and how happy they are.Instead，happiness comes with the struggle to be happy.People sometimes go to extremes，and wildly pursue money，high social status，and so on，those are all symbols of success-but never of happiness.Perhaps if they shifted their life goals from success to efforts and to confidence that they will be successful one day they would be a great deal happy.
   How can we achieve happiness？There is little doubt whether various people have diverse ways of going about this tjye.aik.As for me，the most significant secret is realizing that happiness is by-product of something else.The most obvious sources are those pursuits that gave our lives a purpose.These can be anything from playing the basketball to studying insects.The more passions we have，the more happiness we are likely to experience.