Go harder than you think is possible. 1% Success is only attained by working yourself past exhaustion. This is why I've labeled it 1% - the majority can't fathom, or won't imagine making this type of sacrifice.
If you want to achieve things you've never had, you must do things you've never done!
Your body can go beyond self-limiting beliefs ... it's the mind that tries to convince you to stop when it becomes "too painful." Risk the struggle, embrace the pain.
What are you waiting for? Make impossible possible. Break records.