Who said "I am not patient—existence waits for me."?

This quote is attributed to Frieza.

I am not patient—existence waits for me. - Frieza

"I am not patient—existence waits for me."

Frieza Patience

"I am the most powerful being in the universe!"

"You dare challenge me? How amusing."

"I have transcended beyond a normal Super Saiyan."

"Your resistance only makes this more entertaining."

"Patience is a virtue I'm still learning."

"I may be a redhead, but I'm not a hothead."

"Patience is a virtue."

"Patience is a virtue I never learned."