Lies have short legs.

例句：

1. 1.He told a lie to cover up hismistake.
   他为了掩盖错误而撒了谎。
2. 2. The truth is that she liedabout her age.
   事实是，她关于年龄的说法是不真实的。
3. 3. Don't believe everythingyou hear; sometimes lies have shortlegs.
   不要轻信你听到的一切；有时候谎言是没有脚的。