What you do to prevent further felonious assault, as long as the felon is still capable of action, is justified.
There is a star above us which unites souls of the first order, though worlds and ages separate them.
It is a far greater happiness to obey no one than to rule the whole world.
Every man is his own worst enemy
God has neither form nor shape under which we can know Him; when he speaks of Himself in metaphors and similes, He is adapting Himself to our foolishness, our limited capacity.
As you know, no one over thirty years of age is afraid of tittle-tattle. I myself find it much less difficult to strangle a man than to fear him.
I love men, not because they are men, but because they are not women
Room of Requirement, of course! Surpassed itself, hasn't it? the Carrows were chasing me, and I knew I had just one chance for a hideout: I managed to get through the door and this is what I found! Well, it wasn't exactly like this when I arrived, it was a load smaller, there was only one hammock and just Gryffindor hangings. But it's expanded as more and more of the D. A. have arrived.
Man must learn to know the universe precisely as it is, or he cannot successfully find his place in it. A man should therefore use his reasoning faculty in all matters involving truth, and especially as concerning his religion. He must learn to distinguish between truth and error.
It is more important to have beauty in one's equations than to have them fit experiment.
Chastity is now treated as a sexual problem.