"Stop laughing hamster legs!"

"You try to sound like you think things through, when in fact, you're not thinking at all."

— Kurama · Yu Yu Hakusho

"You were wrong on two counts. Even the hardest substance can be broken, when crashed into itself. And the ability to feel pain is not a weakness. It’s a strength. Pain tells a creature its vulnerabilities, and not you expose them to attack. Your robot is dead. And so, I’m afraid, are you."

— Kurama · Yu Yu Hakusho

"It's simple. Even the strongest tree will die if left in the dark. I find that to be the best way to describe us. A giant oak, crashing through a dark soil, bringing order to an otherwise chaotic land. The Shinobi have done their job for centuries, and done it well. But in recent years, we have caught glimpses of the outside world, and asked: "Why not us? Have we not earned the privilege others take for free?"."

— Touya · Yu Yu Hakusho

"(In response to Seaman's question) When real men do what they're supposed to, it's not always about what they want."

— Kazuma Kuwabara · Yu Yu Hakusho

"I consider your class of demon very worthy, worthy to fight, and worthy to die."

— Youko Kurama · Yu Yu Hakusho

"Even as a child, I found tremendous pleasure in spilling my enemy's blood. Their screams of agony were my music. Once I learned that my mother's frozen tear drop was valuable, I began wearing in open sight of everyone, hoping their greed would entice them to challenge me, thus giving me the opportunity for my next kill."

— Hiei · Yu Yu Hakusho