Slow and Steady

Slow and steady wins the race...

...but it will never fix your ugly face.

Explanation

Explain Bear

Listen up, numbskull. The joke plays on the classic saying. You think you're gonna hear some motivational crap, but BAM! It hits you with an insult. It's funny because it's unexpected and kinda mean. And let's be honest, you probably needed to hear that, you mouth-breather.