They are public servants, they are employed by the people and just like any other employee they are judged on their potential, experience, past achievements, etc
They still need to be re-elected every so often.
Your arguments are for 2 or 3 party politics, to limit the political arena to narrow political options. This is precisely why so many people are disillusioned.
No, i am for individuals and people standing for what THEY believe in, bringing passion to their job. I like the fact that if they stand as a party we have more information on them, thatt is all. Not just some person acting blindly on vote after vote from their constituents.
We vote for them, once they are in THEY have the power, which we can take away every 4/5 years.