All these reasons are researched, hopefully unbiased, and completely open for friendly (reasonable) debate.

1. Slytherins value ambition, which is a trait often found in great leaders and *cough* politicians. Ambition is key in our world because otherwise, we would fall into anarchy. While traits like intelligence, courage, and loyalty are all important in leaders, the trait that gives an intelligent, brave, and loyal person the drive to achieve their dreams is ambition. We Slytherins set goals and work to reach them.

2. Slytherins have good self-preservation instincts. While this is sometimes...