Mrs. Snowden tells the kids that T = True, H = Helpful, N =Necessary, and K = Kind. If what you're about to say isn't any of these things, she tells them, you shouldn't say it. Later that day, when Tyaja is about tocriticize her friend Dhavi's new haircut, she is stopped by four little elvessporting the letters T, H, N, and K, who reinforce Ms. Snowden's lesson andremind Tyaja how friends should treat friends. Tyaja learns that she is the "I"in THiNK!