He didn't give a shit what the Senate/Council had to say... He did what he needed to do and saw things for what they were. He was very open-minded to all aspects of the Force.
__________________
"I am tired of Earth. These people.
I am tired of being caught in the tangle of their lives."
Sidious, dude was a scholar of the Dark Side; continually learning new things and always hungry for more knowledge, someone like that would make for a great teacher
Sith are not good, they may kill you at any second. Among the Jedi, Yoda sounded a bit too strict. Windu... may be interesting, but Qui gon would be my best option. Obi wan looked pretty friendly too