A few random favourites:
“I never forget a face, but in your case I’ll be glad to make an exception” (Groucho Marx - ironically, I forget which film…)
“One morning I shot an elephant in my pajamas. How he got in my pajamas, I don’t know” (Groucho in Animal Crackers)
“I could dance with you till the cows come home. On second thought, I’s rather dance with the cows till you come” (Groucho in Duck Soup)
“You can never help anything, can you? You’re like a leaf that the wind blows from one gutter to another” (Robert Mitchum, Out of the Past)
“I met a lot of hard-boiled eggs in my life, but you - you’re 20 minutes” (Jan Sterling, Ace in the Hole)
“You better drop that blade, or you won’t believe what happens next, even while it’s happening” (Clint, Coogan’s Bluff)
“When a naked man is chasing a woman through an alley with a butcher’s knife and a hard-on, I figure he isn’t out collecting for the Red Cross” (Clint, Dirty Harry)
“Dyin’ ain’t much of a livin’, boy” (Clint, The Outlaw Josey Wales)
“How’d you like to kiss my sister’s black cat’s ass?” (Bo Hopkins, The Wild Bunch)
“When you side with a man, you stay with him! And if you can’t do that, you’re like some animal, you’re finished! We’re finished! All of us!” (William Holden, The Wild Bunch)
“What fresh hell is this?” (Ray Winstone, The Proposition)
