The world doesn't need a Superman when it has Supergirl.

Clark Kent

There might be a way to slow him down. We literally slow down time. Come on, that's gotta be like the fourth most crazy thing you've heard in the past three hours.

The Flash

Kara: You're a monster.
Deegan as Dark Superman: No, I'm Superman.

Barry Allen: You can't just write yourself as a hero. It doesn't work that way.
Deegan as Dark Superman: Doesn't it, though? You were struck by lightning, I was given the book by a higher power. Both random acts of chance. This is my destiny so much more than becoming The Flash was ever yours.
Barry Allen: People don't become heroes because of circumstance. They become heroes in spite of circumstance.
Oliver Queen: You're just a cheap knockoff.

Supergirl Season 4 Episode 9 Quotes

Barry Allen: You can't just write yourself as a hero. It doesn't work that way.
Deegan as Dark Superman: Doesn't it, though? You were struck by lightning, I was given the book by a higher power. Both random acts of chance. This is my destiny so much more than becoming The Flash was ever yours.
Barry Allen: People don't become heroes because of circumstance. They become heroes in spite of circumstance.
Oliver Queen: You're just a cheap knockoff.

Kara: You're a monster.
Deegan as Dark Superman: No, I'm Superman.