Why did Lyddie give Ezekial the money? What character traits does this show?

In one of
the most moving passages in the book,gives the $25 she received from selling her calf to the
fugitive slave, Ezekial, whom she finds hiding out in her cabin. While working at Cutler's
Tavern, she previously heard some men discussing the fact that turning in runaway slaves could
result in a cash reward of $100. With how desperate Lyddie is for money and how hard it is for
her to accumulate it, she is tempted for a moment to turn the man in. But after getting to know
the kind and eloquent man, she tells him, "Now I know you, I couldn't ever." As she is
wishing him a safe...