Many nonvoters don't vote, because their interests are not represented by any of the candidates. The mass media are dominated by liberals. The mass media constantly criticize legitimate authority and reward crime by publicizing it. The mass media strive too hard to present a balanced view rather than what is right. Long tenure in office tends to remove a representative from the experience of ordinary people.
Career politicians tend to compromise their ideals increasingly over time.
Only experienced politicians can properly manage government for us. I weren't so busy with my personal or family life. Wealthy special interests slow the public's recognition of ecosystemic problems. Our common interest will require zero growth in population. There is convincing evidence for a human cause of global warming.