Your brain is important, and it’s nestled comfortably inside your skull.
Bashing your skull against hard objects will hurt your brain and, rather ironically, make you more willing to bash your skull against hard objects.
So please, don’t do this:
And avoid doing this:
Seriously, try playing guitar instead of doing this:
And there’s no excuse for even thinking about doing this:
Rethink your priorities before attempting this:
If you absolutely must break stuff, try doing it with your mind, not your skull.