一个人肚子空空，心事重重，总是睡不好觉的。
And when your stomach is empty and your mind is full,it's always hard to sleep.
The Backstreet Boys are more than just a band - we're a family.
清明彪炳的节义，是在独居之时修身励志、培养出来的；旋转乾坤的治国韬略，是在临深履薄的谨慎戒惧中造就而成的。