If you're trying to provoke me, you won't succeed. I'd never fight my brother.

4 seconds sound clip from the Duel of the Titans (Romulus and Remus) movie soundboard.

You can hear this line at 01:13:17.965 in the Blu-ray version of the movie.

Quote context

[...]

- Be quiet, old man!

- You shouldn't have done that, Remus.

- I know what should be done and what shouldn't be done. You keep out of this, Romulus.

- There is only one leader here, me.

- That's a decision you made on your own.

- Our mother's dying wish was that we live in agreement, and together build the city.

- The gods have chosen me, and by the gods I'll convince you.

- If you're trying to provoke me, you won't succeed. I'd never fight my brother.

- The gods will indicate who is to lead us. It is foolish not to consult them first.

- Tomorrow at sunrise, when the campfires are all burned out, the vultures in the sky shall be counted. You shall stand, separated by no less than five bow-lengths. He who counts the greater number of vultures is the king with the favor of the gods.

- So be it.

- Romulus. Forgive him, Romulus.

[...]