Once the Giver shares a memory with Jonas, he no longer has it. O True O False

What is the central idea in this advice from branch rickey to jackie robinson?  

[he] let his gaze wander to the swirling water of the stream racing madly beneath his feet. a piece of dancing driftwood caught his attention and his eyes followed it down the current. how slowly it appeared to move! what a sluggish stream! what contrasting words are used to describe the stream in this passage?

What’s the answer. i need the answer fast