Yousuf Karsh's lifelong ambition was to search for a form within a face, one that could become a symbol for a life that was purposeful, meaningful, and generally virtuous. "I speak with some experience when I say that I have rarely left the company of accomplished men and women without feeling that they had in them real sincerity, integrity yes, and sometimes vanity of course and always a sense of high purpose." In his sixty-year...