Because Congress fucks enough old people as it is? I'm kidding. On a more serious note, being young makes it appears as though the congress-person is taking a

Because Congress fucks enough old people as it is? I'm kidding. On a more serious note, being young makes it appears as though the congress-person is taking advantage of an "impressionable" employee. Being good looking makes it look like the relationship only exists because of the congress-person's rank.