- Why didn't you say who you were?
- I couldn't risk revealing the real me.

5 seconds sound clip from the The Brave Little Toaster (1987) movie soundboard.

You can hear this line at 00:56:50.730 in the Blu-ray version of the movie.

Quote context

[...]

- That voice sounds familiar.

- Sounds a little like you.

- Look!

- Huh? It can't be. Is it you?

- Is it you?

- Yes!

- Yes!

- Brother, it was you contacting me on Earth.

- Who else?

- You mean, you're the Supreme Commander?

- Why didn't you say who you were?

- I couldn't risk revealing the real me.

- I had to rule by fear. After all, bigger is better.

- You don't have to be bigger to be better.

- Yes, I know that now. I recently learned that from somebody very small.

- Allow me to introduce my brother whom I have not seen for almost 60 years. Surprise.

- Congratulations on your victory in the election. It was well-deserved.

[...]