A remarkable man who helped create a remarkable character.
Science fiction during that time was barely taken seriously, and I don't doubt that most thought the swashbuckling, passionate ladies man Kirk would have been the most popular character.
Little did they expect that a character who was conflicted internally, morally strong, who strove for nonviolence whenever possible, and solved problems with knowledge, wisdom, and insight would become the most beloved character.
Nimoy's life in contributing to the arts and his faith and culture and the quiet dignity of his life paralleled his iconic character.