Dr. Martin Arrowsmith: Be informed, the first duty of a nurse is to stand when she speaks to a doctor.


--Ronald Colman (as Dr. Martin Arrowsmith) in Arrowsmith

Dr. Martin Arrowsmith: God give me clear eyes and freedom from haste. God give me anger against all pretense. God keep me looking for my own mistakes. God keep me at it till my results are proven. God give me strength not to trust to God.


--Ronald Colman (as Dr. Martin Arrowsmith) in Arrowsmith

Hugh 'Bulldog' Drummond: On second thought, never mind the pyjamas. Just the toothbrush and the gun.


--Ronald Colman (as Hugh Drummond) in Bulldog Drummond

Hugh 'Bulldog' Drummond: You must admit it's rather like a penny thriller.


--Ronald Colman (as Hugh Drummond) in Bulldog Drummond

Robert Conway: George, didn't you ever want to know what's on the other side of the mountain?


--Ronald Colman (as Robert Conway) in Lost Horizon

Robert Conway: I think I'm going to like it here.


--Ronald Colman (as Robert Conway) in Lost Horizon

Robert Conway: It is very common here to live to a very ripe old age. Climate, diet - the mountain water you might say. But we like to believe it's the absence of struggle in the way we live. In your countries, on the over hand, how often do you hear the expression, "He worried himself to death", or "This thing or that thing on that killed him".
Chang: Oh, very often.
Robert Conway: And very true. Your lives are, as a rule, shorter. Not so much by natural death, as by indirect suicide.


--Ronald Colman (as Robert Conway) in Lost Horizon

Robert Conway: Mr. Chang, if you don't mind, I think I'll go on being amazed - in moderation go course...


--Ronald Colman (as Robert Conway) in Lost Horizon

Willard Holmes: [to Barbara] When the fight is won, I'm coming back for you!


--Ronald Colman (as ) in The Winning of Barbara Worth

Happy Hogan: [Referring to his engagement to Bottomley's sister] Aren't you going to wish us good luck?
Beauregard Bottomley: Well, you're obnoxious but not as obnoxious as I thought you were.


--Ronald Colman (as Beauregard Bottomley) in Champagne for Caesar