It is a matter of public record that the United States Senate is a terrible place where serious policy issues are ignored; routine votes are occasionally delayed over concerns about non-existent terrorist groups; and proverbial cans are proverbially kicked down the proverbial road of sadness, gridlock, and despair. What's less clear is why the Senate is such a congress of louts. Is it the endless pressure to raise money? The never-ending campaign? The fact that Americans hold lots of substantive disagreements on important things and are themselves—it's been said—somewhat dysfunctional? Actually, according to Georgia state Rep. Buzz Brockaway, the biggest...