Quotes: Big "NEVER!"

Darth Vader: Yes, your thoughts betray you. Your feelings for them are strong, especially for... sister? So, you have a twin sister! Your feelings have now betrayed her too. Obi-Wan was wise to hide her from me, now his failure is complete. If you will not turn to The Dark Side, then perhaps she will.
Luke: NEVER!

Simon: EAT THIIIIIS!
Anti-Spiral: NEEVEEEEER!"
— an example of this trope from the World of Ham that is Gurren Lagann