Now I feel free to tell you, I've never thought any material treasure, no matter how great, is worth the pain of these long separations.

10 seconds sound clip from the The Treasure of the Sierra Madre movie soundboard.

You can hear this line at 01:15:25.092 in the Blu-ray version of the movie.

Quote context

[...]

- Dear Jim, your letter just arrived. It was such a relief to get word after so many months of...

- Silence.

- Silence.

- I realize, of course, that there aren't any mailboxes that you can drop a letter in out there in the wild. You better read it.

- But that doesn't keep me from worrying about you.

- Little Jimmy is fine, but he misses his daddy almost as much as I do. He keeps asking, when's daddy coming home?

- You say if you do not make a real find this time, you'll never go again.

- I cannot begin to tell you how my heart rejoices at those words if you really mean them.

- Now I feel free to tell you, I've never thought any material treasure, no matter how great, is worth the pain of these long separations.

- The country is especially lovely this year.

- It's been a perfect spring. Warm rains and hardly any frost. The fruit trees are all in bloom. The upper orchard looks aflame and the lower like after a snowstorm.

- Everybody looks forward to big crops. I do hope you are back for the harvest.

- Of course, I am hoping that you will at last strike it rich.

[...]