At Elaine's request, George purchases a "big salad" for her from Monk's. When his girlfriend appears to take credit for this, George becomes obsessed over the issue. His altruism is not pure: George derives utility from the fact that the purchase is associated with his generosity.
George puts a dollar in the tip jar at the pizzeria, but the counterman's head was turned and he didn't see it. George laments that it cost him a dollar, but he got no credit for it. His altruism is not pure—he gets utility not from giving, but from getting credit for giving.
Mr. Steward explains that the Box is testing the general population's abilities to sacrifice their own desires for the good of someone else. He explains the test in terms of the altruism coefficient; if enough people refuse the box's million dollar gift to save a life, they shall pass the test.
Akeelah makes it all the way to the final round of the National Spelling Bee, but prior to it, she overhears a heated conversation between her rival, Dylan, and his father. She decides to lose on purpose so that Dylan will win the competition and the affection of his father. Dylan later states that he wants to win only when Akeelah is trying her best.