“- Ironhide: Why are we fighting to save the humans? They're a primitive and violent race.
- Optimus Prime: They're a young species. They have much to learn. But I've seen goodness in them. Freedom is the right of all sentient beings.”
Jess Harnell - Ironhide
Peter Cullen - Optimus Prime

“Mutation. It is the key to our evolution. It is how we have evolved from a single-cell organism into the dominant species on the planet. This process is slow, normally taking thousands and thousands of years. But every few millennia evolution leaps forward.”
Famke Janssen - Jean Grey

“A giant meteorite struck the Earth. Goodbye dinosaurs! But what if the dinosaurs weren't all destroyed? What if the impact of that meteor created a parallel dimension where the dinosaurs continued to thrive and evolve into intelligent, vicious, and aggressive beings... just like us? And hey, what if they found a way back?”
Dan Castellaneta - Narrator

“Evolution has a way of keeping things alive.”
F. Murray Abraham - Dr. Gates

“Sometimes an insect will evolve to mimic its predator. A fly can look like a spider, a caterpillar can look like a snake. The Judas evolved to mimic its predator... us.”
Mira Sorvino - Dr. Susan Tyler