“Don’t lose your temper,” said Ruell evenly. “It’s your worst fault, except for ignorance.”

“Education is the ability to listen to almost anything without losing your temper or your self-confidence.”

“When you lose your temper, you lose a friend. When you lie, you lose yourself.”

“Keep your temper, said the Caterpillar.”

“Don't lose temper with the horse — this ultimately defeat your best intentions.”

““Is it my fault?” Joe said. “Did I make that quarter you gave me obsolete?” He felt anger.
“In some weird way,” Al said, “yes, it is your fault. But I don’t know how. Maybe one day I’ll figure it out.””

“If you don't control your temper, your temper will control you.”

“Meg, I give you your faults."

"My faults!" Meg cried.

"Your faults."

"But I'm always trying to get rid of my faults!"

"Yes," Mrs. Whatsit said. "However, I think you'll find they'll come in very handy on Camazotz.”

“You have got nothing to fear except the ignorance of your intelligence or lack of knowledge.”

“Don’t flaunt your ignorance or try to insult me. I don’t suffer fools gladly and insults irritate me”