Most Powerful Harry Potter Quotes & Sayings

Harry Potter and the Sorcerer's Stone (2001)
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Professor Severus Snape: For your information Potter, Asphodel and Wormwood make a sleeping potion so powerful it is known as the Draught of the Living Death, a Bezoar is a stone taken from the stomach of a goat and it will save you from most poisons. As for Monkshood and Wolfbane, they are the same plant which also goes by the name of Aconite. Well, why aren't you all copying this down? — J.K. Rowling

Karakarof spat onto the ground at Dumbledore's feet. In one swift movement, Hagrid seized the front of Karkaroff's furs, lifted him into the air, and slammed him against a nearby tree. — J.K. Rowling

What is the difference, Potter, between monkshood and wolfsbane?"
At this, Hermione stood up, her hand stretching towards the dungeon ceiling.
I don't know," said Harry quietly. "I think Hermione does, though, why don't you try asking her?"
A few people laughed; Harry caught sight of Seamus's eye and Seamus winked. Snape, however, was not pleased.
Sit down," he snapped at Hermione. "For your information, Potter, asphodel and wormwood make a sleeping potion so powerful it is known as the Draught of Living Death. A bezoar is a stone taken from the stomach of a goat and it will save you from most poisons. As for monkshood and wolfsbane, they are the same plant, which also goes by the name of aconite. Well? Why aren't you all copying that down?"
There was a sudden rummaging for quills and parchment. Over the noise, Snape said, "And a point will be taken from Gryffindor house for your cheek, Potter. — J.K. Rowling

No, Harry, you listen," said Hermione. "We're coming with you. That was decided months ago - years, really. — J.K. Rowling

Dumbledore was on his feet again, pale as any of the surrounding Inferi, but taller than any too, the fire dancing in his eyes; his wand was raised like a torch and from its tip emanated the flames, like a vast lasso, encircling them all with warmth. — J.K. Rowling

Harry Potter is one boy in a long line of mythical heroes who have reminded the human race that we are so much more than we think we are, so much more powerful than we seem to know. Jesus said that we would someday do even greater works than He; should we not take Him at His word? And should not 'someday' be today? It's time for us to start working miracles, if indeed we have the capacity within us to do so. — Marianne Williamson

At that moment, Harry fully understood for the first time why people said Dumbledore was the only wizard Voldemort had ever feared. The look upon Dumbledore's face as he stared down at the unconscious form of Mad-Eye moody was more terrible than Harry could have ever imagined. There was no benign smile upon Dumbledore's face, no twinkle in the eyes behind the spectacles. There was cold fury in every line of the ancient face; a sense of power radiated from Dumbledore as though he were giving off burning heat. — J.K. Rowling

But Dobby shouted, "You shall not harm Harry Potter! ... He got up, face livid, and pulled out his wand, but Dobby raised a long, threatening finger. "You shall go now," he said fiercely, pointing down at Mr. Malfoy. "You shall not touch Harry Potter. You shall go now. — J.K. Rowling