Authors:

I have never gone into a picture without first studying my characterization from all angles. I make a study of the fellow's life and try to learn everything about him, including the conditions under which he came into this world, his parentage, his environment, his social status, and the things in which he is interested. Then I attempt to get his mental attitude as much as possible.

Biography/Personal Quotes, www.imdb.com.
I have never gone into a picture without first studying my characterization from all angles. I make a study of the fellow's life and try to learn everything about him, including the conditions under which he came into