Sheldon: The dice giveth and the dice taketh away.

Bernadette: Good Morning, handsome.
Howard: Good morning, mom.
Bernadette: It's me!

Bernadette: (Sounding like Mrs. Wolowitz) He wants butter!

Amy: I have a sorta kinda boyfriend at home playing with a model train, but you don't hear me bitching about it.

Amy: The only person who signed my yearbook was my mother. "Dear Amy, self respect and a hymen are far better than friends and fun. Love, mom."

Bernadette: (Yelling at Raj) I'M NICE TO EVERYONE!

Amy: A guest in my trundle bed and a boy at my door. I wish I could tell thirteen-year-old me it does get better.

Sheldon: If it's good enough for Kirk, Crunch, and Kangaroo it's good enough for me.

Sheldon: If I could I would, but I can't so I shan't.

Amy: Kiss me where I've never been kissed before?
Sheldon: You mean like Salt Lake City?

Sheldon: Geology isn't a real science!

Sheldon: I've been sitting in garbage!

Penny: What's up, buttercup?

Raj: You can't ruin a friendship with sex. That's like ruining ice cream with chocolate sprinkles.

Sheldon: Whenever you're ready, AT&T!