"If I wasn't prepared to be flexible as t…" — Korosensei Quote

"Is anything ever truly wasted?"

— Korosensei · Assassination Classroom 2nd Season

"Take advantage of what you have, while you have it."

— Korosensei · Assassination Classroom 2nd Season

"Broadly speaking, there are two reasons a person feels the desire to teach something: Either he wants to pass on his successes or he wants to pass on his failures."

— Korosensei · Assassination Classroom 2nd Season

"I study too, you know. How could I teach anyone if I didn't grow and learn day by day. Now let's get rid of this dangerous cloth. Experiencing my Absolute Defense Form over summer vacation taught me yet another skill: compressing not my whole body, but a portion of my tentacles to release a burst of energy. Remember this Itona, I say assassination is education. The assassination classrooms teacher will get stronger every time he teaches!"

— Korosensei · Assassination Classroom 2nd Season

"You may have grown too strong. Drunk on your own power, you forgot to put yourself in the shoes of someone weaker than you. That makes you no different than the student in the main campus."

— Korosensei · Assassination Classroom 2nd Season

"If that treetop is school, and the ground is this place here... we all found our strength down on the ground. While looking up... and getting looked down on... we learned plenty about how scary heights were before we started climbing. That's why we can go our own way now. Still... Somewhere along the way we forgot our fear of heights, so we do still fall to the ground every now and then. So learn here. You can go on to school once you have a game plan. That's my secret lesson, from me to you."

— Nagisa Shiota · Assassination Classroom 2nd Season