Quotes: Super Speed

I run faster than ten fast men!
Running Guy, The Tick

Being fast means not getting caught by slow people!
Bart Allen's cheerful opinion of his powers.

And I'll be there before you know it
I'll be gone before you see me
And I'd like to get to know you
But you're talking much too slowly
— "The Ballad of Barry Allen", Jim's Big Ego

That, my friend, is your internal organs being liquefied from approximately 25 Gs and pushed out through your pores. Not that you'll care because the moment you do your immediate, Flash-like stop, your brain will go slamming into the front of your skull.

"He's too fast!"
"We can't stop him!"
"Oh fuck!"
Various Enemies, First Encounter Assault Recon

Now you see me...now you're unconscious.

Faster than lightning, quieter than a mouse — I'm there and back before ya' know I'm even gone!
Sonic the Hedgehog, Sonic Sat AM

You're too slow!
Sonic the Hedgehog, Super Smash Bros. Brawl

Gotta go fast, gotta go fast. Gotta go faster, faster, faster, faster, faster!
Sonic X

Wanna see me run to that mountain and back? [beat] Wanna see me do it again?
SpongeBob as The Quickster, Spongebob Squarepants

Maxima: And what if some yahoo with a concealed-carry decided to play hero?
Arianna: With you there? You could've disassembled his gun and done his taxes before he had it clear of the holster.

You didn't see that coming?
Pietro Maximoff a.k.a. Quicksilver, Avengers: Age of Ultron

I'm not sure you understand the caliber of warrior you've just met and fought alongside. He may be the fastest human being who has ever lived. The speed of light is pretty much the top of the mountain on that one.