如何用英语告诉老外保持冷静？

 　　1. Calm down.

　　冷静一点.

　　2. Don't get so excited about it.

　　别因为这事儿太激动。

　　3. Don't go into hysterics.

　　不要歇斯底里的。

　　4. Don't lose sleep over it.

　　别因为这事儿睡不着觉。

　　5. Don't let it get to you.

　　别让他影响你的情绪。

　　6. Don't be so sensitive.

　　别太敏感。

　　7. You'll send yourself to an early grave.

　　你这样会未老先衰的。

　　8. You need to learn to roll with the punches.

　　你要学会应付困难。