“A person with intense love of life is attracted to that which is alive, which grows, which is free and unpredictable. He …rejects being mechanized, becoming a lifeless part of machine-like organization. He enjoys life in all its manifestations. Supporters of liberal and left-wing candidates in the 1968 Presidential primaries scored disproportionately at the “life-loving” end of the scale, whereas supporters of conservative and right-wing scored disproportionately at the “mechanistic” end.”

The Secret Lives of Liberals and Conservatives: Personality Profiles, Interaction Styles, and the Things They Leave Behind
Although skeptics continue to doubt that most people are “ideological,” evidence suggests that meaningful left-right differences do exist and that they may be rooted in basic personality dispositions...
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