Rand Paul was 1 when Congress enacted the Civil Rights Act of 1964. Now 47, he is the Republican nominee for U.S. Senate from Kentucky, his first ever foray into politics. To his evident surprise, the hypothetical question of how he would have voted in 1964 has been drawing a lot of attention.

Politico's Ben Smith characterizes as "evasive" this response Paul gave when asked the question by National Public Radio (we've corrected Smith's transcription errors):

In...