Nor was I, but one day an Autobot shall rise from our ranks and use the power of the Matrix to light our darkest hour.
— Optimus Prime (Peter Cullen)
20 seconds sound clip from the The Transformers: The Movie movie soundboard.
You can hear this line at 00:24:47 in the Blu-ray version of the movie.
Quote context
[...]
- Prime...
- Ultra Magnus, it... it is to you, old friend...
- I shall pass the Matrix of Leadership as it was passed to me.
- But, Prime, I am... just a soldier, I... I'm not worthy.
- Until that day... till all are one...
- Jettison, some weight or I'll never make it to Cybertron!
- Astrotrain has requested that we lighten our burden.
[...]