grammar mistakes: don't add "the" before people can accomplish great missions the students "do" also the strong will does a lot of they won't "become" you "need" to (last paragraph) 不太明白这: the suceed can't without the strong will??
saying always easily than doing things such as quit smoking which seems to be easy but hardly to be implemented.so nothing will be succeed unless having a strong will.there are several solutions to this:1st it is a promise to do something to make an achieviement. 2nd the one will be given a different duty by having a strong will. 3rd students must study harder to have a bright future