There is no good and evil, there is only power and those too weak to seek it.
Power, Good & EvilVoldemort / Tom Riddle in Harry Potter and the Philosopher's StoneI have experimented; I have pushed the boundaries of magic further, perhaps, than they have ever been pushed.
Voldemort / Tom Riddle in Harry Potter and the Half-Blood PrinceGreatness inspires envy, envy engenders spite, spite spawns lies.
SizeVoldemort / Tom Riddle in Harry Potter and the Half-Blood PrinceDumbledore: "It was foolish to come here tonight, Tom. The Aurors are on their way."
Voldemort: "By which time I shall be gone, and you will be dead!"
Come out, Harry... come out and play, then it will be quick. It might even be painless, I would not know, I have never died.
Voldemort / Tom Riddle in Harry Potter and the Goblet of FireWormtail, I need someone with brains, someone whose loyalty has never wavered, and you unfortunately fulfil neither requirement.
Voldemort / Tom Riddle in Harry Potter and the Goblet of FireAnd then I ask myself, but how could they have believed I would not rise again? They, who knew the steps I took, long ago, to guard myself against mortal death? They, who had seen proofs of the immensity of my power in the times when I was mightier than any wizard living?
Voldemort / Tom Riddle in Harry Potter and the Goblet of FireI have been careless, and so have been thwarted by luck and chance, those wreckers of all but the best-laid plans.
Voldemort / Tom Riddle in Harry Potter and the Deathly HallowsDon't be a fool. Better save your own life and join me... or you'll meet the same end as your parents... they died begging me for mercy.
Voldemort / Tom Riddle in Harry Potter and the Philosopher's StoneYour efforts are futile. You cannot fight me. I do not want to kill you. I have great respect for the teachers of Hogwarts.
HogwartsVoldemort / Tom Riddle in Harry Potter and the Deathly HallowsSee what I have become? Mere shadow and vapour... I have form only when I can share another's body... but there have always been those willing to let me into their hearts and minds.
Voldemort / Tom Riddle in Harry Potter and the Philosopher's StoneWell, how is it that you - a skinny boy with no extraordinary magical talent - managed to defeat the greatest wizard of all time? How did you escape with nothing but a scar, while Lord Voldemort's powers were destroyed?
Voldemort / Tom Riddle in Harry Potter and the Chamber of SecretsBut I was willing to embrace mortal life again, before chasing immortality.
ImmortalityVoldemort / Tom Riddle in Harry Potter and the Goblet of FireHarry! I'd almost forgotten you were here, standing on the bones of my father. I'd introduce you, but word has it you're almost as famous as me these days.
Voldemort / Tom Riddle in Harry Potter and the Goblet of FireVoldemort is my past, present, and future.
Voldemort / Tom Riddle in Harry Potter and the Chamber of SecretsIt was a name I was already using at Hogwarts, to my most intimate friends only, of course. You think I was going to use my filthy Muggle father's name forever? I, in whose veins runs the blood of Salazar Slytherin himself, through my mother's side? I, keep the name of a foul, common Muggle, who abandoned me even before I was born, just because he found out his wife was a witch? No, Harry. I fashioned myself a new name, a name I knew wizards everywhere would one day fear to speak, when I had become the greatest sorcerer in the world!
Voldemort / Tom Riddle in Harry Potter and the Chamber of SecretsI was ripped from my body, I was less than spirit, less than the meanest ghost... but still, I was alive.
Voldemort / Tom Riddle in Harry Potter and the Goblet of FireAs inspiring as I find your bloodlust Bellatrix, I must be the one to kill Harry Potter.
Voldemort / Tom Riddle in Harry Potter and the Deathly HallowsAfter tonight, if they speak of you they'll speak only of how you begged for death. And I, being a merciful Lord, obliged.
Voldemort / Tom Riddle in Harry Potter and the Goblet of FireHorace Slughorn: "Thank you for the pineapple, you're quite right, it is my favorite - but how did you know?"
Tom Riddle: "Intuition."
I can make animals do what I want them to do, without training them. I can make bad things happen to people who annoy me. I can make them hurt if I want to.
Voldemort / Tom Riddle in Harry Potter and the Half-Blood PrinceUnicorn blood can sustain me but it cannot give me a body of my own. But there is something that can. Something that, conveniently enough, lies in your pocket.
Voldemort / Tom Riddle in Harry Potter and the Philosopher's StoneI knew I was different, I knew I was special. Always, I knew there was something.
Voldemort / Tom Riddle in Harry Potter and the Half-Blood Prince