World's Most Determined Dog (VIDEO)

WATCH: Most Determined Dog - Ever?

And now, please allow us to present... the most determined dog on the planet.

When YouTuber Neil Harper's dog Kai spotted the root of a tree sticking out of the ground, he made it his quest to get that tempting-looking stick.

Just watch his efforts and we guarantee you'll be gunning for him all the way. Indeed, we've been punching the air and yelling: "Go on, Kai! You can do it, son! Loosen the root and fell the entire bloody tree if you have to!" But sometimes, no matter how hard you try, life just isn't fair. There's a lesson there for all of us.

Need something to help you recover from that minute-long disappointment-fest? Take a look at 13 more of the internet's most confused dogs...

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