But this is touching, Severus,” said Dumbledore seriously. “Have you grown to care for the boy, after all?” “For him?” shouted Snape. “Expecto Patronum!” From the tip of his wand burst the silver doe. She landed on the office floor, bounded once across the office, and soared out of the window. Dumbledore watched her fly away, and as her silvery glow faded he turned back to Snape, and his eyes were full of tears. “After all this time?” “Always,” said Snape.
J. K. RowlingOh well... I'd just been thinking, if you had died, you'd have been welcome to share my toilet.
J. K. RowlingDo you know what I think, Potter?' said Snape, very quietly. "I think that you are a liar and a cheat and that you deserve detention with me every Saturday until the end of term. What do you think, Potter?
J. K. RowlingSo then I thought, I'd like you to have something to remember me by, you know, if you ever meet some veela when you're off doing whatever you're doing.' I think dating opportunities are going to be pretty thin on the ground, to be honest.' There's a silver lining I've been looking for,' she whispered, and then she was kissing him as she never kissed him before, and Harry was kissing her back, and it was a blissful oblivion, better than firewhiskey; she was the only real thing in the world, Ginny, the feel of her, one hand on her back, the other in her long sweet-smelling hair.
J. K. Rowling