Intro: 

Use some wah.  I think tim is also using this thing called a 'pitch modulator' which makes weird sounds, but I guess you and I will have to make do :) 

A-1-3---1-6---1-3---1-6---- 

Then: 
     F               Bb              C            Bb           C 
e------------------------------------------------------------------- 
B------------------------------------------------------------------ 
G---------------3-3-3-3-----5-5-5-5----3-3-3-3---5-5-5-5- 
D--3-(X16)----------------------------------------------------- 
A----------------------------------------------------------------- 
E----------------------------------------------------------------- 

Verse: 
F 
I'm sick and tired of hearing things, 
F7 
From uptight, short-sighted, narrow-minded hypocritics, 
Bb                     F                Bb                          F 
All i want is the truth now, just give me some truth now. 

SECOND VERSE: 
I've had enough of reading things, by neurotic psychotic, pig-headed politicans. 
All i want is the truth now.  Just gimme some truth now. 

THIRD VERSE: 
I'm sick to death of seeing things, from tight-lipped, condescending, mama's little chauvinists. 
All I want is the truth now, just give me some truth now. 

FOURTH VERSE: 
I've had enough of watching scenes of schizophrenic, ego-centric, paranoaic, prima-donnas. 
All i want is the truth now, just give me some truth now. 

Chorus: 

This bit appears twice inbetween the second and third verses. 
     D# 
No short-haired, yellow-bellied, son of tricky-dicky is gonna mother hubbard soft soap me, 
                                       Db       F             D#                           D  A# 
With just a pocketful of hope, money for dope, money for rope.