You see, we know Negro players have been frozen outta the major leagues.
7 seconds sound clip from the Destination Freedom - The Rhyme of the Ancient Dodger classic radio play.
You can hear this line at 00:08:52 in the radio play.
Quote context
[...]
- Hey Robinson! Will ya come over here a minute?
- He's the one, Clyde. I'm tellin' you, he...
- What's all the shouting about?
- It's about a proposition we want to put to you.
- We're scoutin' for the Dodgers.
- You see, we know Negro players have been frozen outta the major leagues.
- We want a man who can crack the ice. Once it's cracked, it'll stay cracked.
- Besides, the guy who does it'll be on Brooklyn's team.
- Rickey's the boss. He'll tell you the other part - if you're interested.
- This is kinda sudden, but...
- No, not so sudden. I been thinking about it a long time.
[...]