Is it right to say in poem
'You don't ever learn to fly if you won't try'
Is it right to use 'don't ever' here or is the construction wrong?
Is it right to say in poem
'You don't ever learn to fly if you won't try'
Is it right to use 'don't ever' here or is the construction wrong?
It's the other way round. You don't use the if-clause in the future. In this sentence the if-clause should be in the present with the main clause in the future. As commented by user3169, the correct sentence is:
You won't ever learn to fly if you don't try.