A group ofThe mouseConvened the meeting, decided to come up with a good way to let everybody can have a preparation before the arrival of enemy the cat.在许多计策中，发觉其中最好的提议是系一个铃系在猫的颈子上。So when the cat comes, the mice on hearing the bell, can quickly fled to hide his own hole.But when further discussing who will be sent to fasten the bell on the cat's head, but immediately be utter silence, no mouse dared to do it!

Meaning - big empty talk about things without help