Samuel Johnson, from early boyhood, lived with the knowledge that his homely face, large and ungainly body, loud voice, and odd mannerisms put people off. He later confessed that he had never made an effort to please others until past thirty, "considering the matter as hopeless." Yet he managed to gather about him as friends, especially during the last quarter of his life, some of the most fascinating and accomplished people of the day. These friendships were not always smooth, and some did not last, but Johnson valued the individuals nonetheless. Actor, painter, playwright, novelist, Greek...