1. Constant and earned effort to accomplish what is undertaken; persistent exertion of body and mind.
2. Law. The degree of care and caution required by the circumstances of the law.
EX. A virtue that cannot be underestimated is diligence.
When you're stuck between a Goomba and a Koopa, you keep going.
When you've only got half a heart left in your meter, you keep going.
When you're party is down and you're out of phoenix down, you keep going.
When you're the last Spartan left in a lonely universe, you keep going.
When you're companion cube is killed and the cake is a lie, you keep going.
As long as there is a princess to save or a world to fight for or an evil to defeat, you keep going.
You keep going, because someone needs a hero.