Minecraft crashes every time I try to launch the game. it does this with every version.

Put the summary of the bug you're having here

What I expected to happen was...: the game launch
Describe what you thought should happen here

What actually happened was...: the game crashed
Describe what happened here. the game crashed

Steps to Reproduce:
1. Put a step by step guide on how to trigger the bug here
2. ... hit play...
3. ... wait... and tada! no game