I remember as a child my mother would tell me, “You are the company you keep,” stressing the importance of associating with people who are on par with your values. For nearly a decade, I associated with the Democratic Party because I felt its values aligned with mine. Being a Democrat was part of my political identity; I even felt comfortable with the mantra “Vote blue no matter who.” But the Democratic Party I once supported is unrecognizable, and my political association with it is no longer. On Sunday, for the first time in my life, I voted Republican and...