别杞人忧天了，公司的状况很好。

[误] Don\'t worry about the falling sky. The company is going on quite well.

[正] Don\'t be a nervous Nellie. The company is going on quite well.

注： nervous Nellie 就是英文里那个忧心忡忡的“杞人”，那么为什么不直接拿来用呢!