* Meg making the SadisticChoice to go back to Camazotz alone to save Charles's life.
-->'''Mrs. Whatsit''': We want nothing from you that you do without grace, or without understanding.
-->'''Meg''': But I do understand. It has to be me, it can't be anyone else.
* The final defeat of IT, due to Charles Wallace and Meg's use of ThePowerOfLove.
* Mrs. Whatsit's first introduction, showing up in a hurricane, showing us the first adult to ever understand Charles Wallace, and astonishing Mrs. Murry before she leaves.
-->''"Speaking of ways, pet, by the way. There IS such a thing as a tesseract."''
* Mr. Murry tessering the children away from IT and managing to land them on a friendly planet. After ''just'' being freed from his extended captivity.