Here's the transcript.
Narrator: Life. The great miracle... and the great mystery.
Mewtwo: (whispering) Who am I?
Narrator: Since the beginning, humans and Pokemon alike have searched for its meaning.
Mewtwo: (whispering) What am I?
Narrator: Many strange and wondrous legends evolved from the pursuit of life's mysteries.
Mewtwo: (whispering) Where... am I...
Narrator: But none is stranger than this tale of the most powerful Pokemon of all.
Mewtwo: (whispering) I am ready...to be.
Mewtwo: Where...am I? This, this is not the same. Was everything before... just a dream? Why?
Scientist 1: Doctor, look at this!
Prof. Smith: What?
Scientist: Its brainwaves... they're surging!
Scientist: Let me see!
Scientist: She's right!
Scientist: Let's run another scan!
Scientist: Its mind is racing!
Mewtwo: Those voices.
Prof Smith: I hope we don't lose this one!
Mewtwo: They're outside.
Prof. Smith: We can't lose this one!
Mewtwo: Where I must be. (Breaks glass)