Can any1 eva do without a tongue? The answer is certainly a capital NO as no person can survive without food,which is a major substance dat gives living things d strenght,passes into d stomach only through d correction funtion of d tongue.
This is just one among d numerous benefits in which man derive from d tongue..... Therefore,d Tongue is an important organ in d body which can either lead Mankind to God's pleasure or his wrath.
You don't need it to survive, our lives are made easier and more comfortable by having it but you can live without it (I doubt it'd be pleasant but its possible).