Life just like a tree ,the more it grow ,the more it will be strong. Although you may turn into the trouble,but if you believe yourself ,you can become better and better. You might always sing that some people have differert life during they face same things all over the world.For example,some peoson often nervous when they exam,but others often really relaxed.So you probably guess who is the winner.Yes the second people. Through this things ,do you understand something useful?Let me tell you my opinion. In the life ,no matter you meet so difficult things ,you cant be nervous,you must believe yourself forever. So remember to say "come on" for yourself every day.