A practice of giving [it] your best, means you don't just have to hope for it.

When it's all said and done, I hope to die with a smile on my face.

Simply giving something ‘a shot’ is not giving something our ‘best,’ for our best is made up of as many ‘shots’ as it takes in order to be our best.

A dreamer rises above their inherent fearfulness that they will always produce inferior work and grants oneself a license to put forth their best effort.