This is just a guess, it's probably not very accurate but it's my first tab so it's a start ;)

A
Tell me now (tell me now)
G
'n' show me how (show me how)
C
To understand (understand)
D
What makes a good man?
A
Tell me now (tell me now)
G
Hey walk the line (walk the line)
C
Hey understand (understand)
D
What makes a good man?

A
Ain't nothin' wrong with this chemistry
G
Ain't nothin' wrong with this blasphemy
D
And time tell that there's the pedigree
D
Experience is another one meant for me

A
To tell me now (tell me now)
G
'n' show me how (show me how)
C
To understand (understand)
D
What makes a good man?
A
To tell me now (tell me now)
G
Hey walk the line (walk the line)
C
Hey understand (understand)
D
What makes a good man
D
From me?

A , G , C , D
(Yeah, yeah, yeah)

A
Now I entitle swim for blood and birth
G
I entitle swim for what it's worth
D
Cause lines get drawn 'n' lines get kicked 'n' blurred
D
Indelible is what I need to spread the word

A
'n' tell me now (tell me now)
G
'n' show me how (show me how)
C
To understand (understand)
D
What makes a good man?
A
To tell me now (tell me now)
G
Hey walk the line (walk the line)
C
Hey understand (understand)
D
What makes a good man
D
From me?

A , G , C , D
(Yeah, yeah, yeah) [x2]

A
Tell me now (tell me now)
G
'n' show me how (show me how)
C
To understand (understand)
D
What makes a good man?
A
To tell me now (tell me now)
G
Hey walk the line (walk the line)
C
Hey understand (understand)
D
What makes a good man

Repeat A , G , C , D