Due to the nature of Philip Glass's music, I have marked where the beats are in each measure with asterisks.
I've also placed a '.' under notes that should be short without sustain.
On paper it looks pretty simple, but it can be tricky to get the clean notes with good sustain. Good luck :)
* * * * * * * * * * * * * * * *
|---7--------------|--(7)-------------|------------------|------------------|
|---8--------------|---8--------------|--(8)-------------|------------------|
|---9--------------|---9--------------|---9--------------|--(9)-------------|
|------------------|---9--------------|---9--------------|---8--------------| x2
|------------------|------------------|---7--------------|---7--------------|
|------------------|------------------|------------------|---6--------------|
* * * * * * * * * * * * * *
|--------------|--------------|------------------|---4---4---2---2--|
|---4--4--4--4-|---3--3--3--3-|------------------|---4---4---4---4--|
|--3--3--3--3--|--3--3--4--4--|--5-5-5-5-5-5-5-5-|---5---5---5---5--|
|-5--5--5--5---|-5--5--5--5---|-5-5-5-5-5-5-5-5--|---6---6---4---4--| x4
|--------------|--------------|------------------|------------------|
|--------------|--------------|------------------|------------------|
. .
* * * * * * * * * * * * * *
|-----3--------|--------------|-------3----------|-4-----2----------|
|-----4--------|--------------|-------4----------|-4-----4----------|
|-3---3--------|-3---4---4----|-5-----5----------|-5-----5----------|
|-5---5--------|-3---3---5----|-5-----5----------|-6-----4----------| x2
|--------------|--------------|------------------|------------------|
|--------------|--------------|------------------|------------------|
.
Tempo change, slows down
* * * * * * * * * * * * * *
|--------------|--------------|------------------|------------------|
|---4--4--4--4-|---3--3--3--3-|------------------|------------------|
|--3--3--3--3--|--3--3--4--4--|--5-5-5-5-5-5-5-5-|--5-5-5-5-5-5-5-5-|
|-5--5--5--5---|-5--5--5--5---|-5-5-5-5-5-5-5-5--|-5-5-5-5-5-5-5-5--| x2
|--------------|--------------|------------------|------------------|
|--------------|--------------|------------------|------------------|
* * * * * * * * * * * * * *
|--------------|--------------|------------------|------------------|
|---4--4--4--4-|---3--3--3--3-|------------------|------------------|
|--3--3--3--3--|--3--3--4--4--|--5-5-5-5-5-5-5-5-|--5-5-5-5-5-5-5-5-|
|-5--5--5--5---|-5--5--5--5---|-5-5-5-5-5-5-5-5--|-6-6-6-6-4-4-4-4--| x2
|--------------|--------------|------------------|------------------|
|--------------|--------------|------------------|------------------|
* * * * * * * * * * * * * *
|-3---3---3----|-3---3---3----|-3---3---3---3----|-2---2---2---2----|
|-4---4---4----|-3---3---3----|-4---4---4---4----|-4---4---4---4----|
|-3---3---3----|-3---3---4----|-5---5---5---5----|-5---5---5---5----|
|-5---5---5----|-5---5---5----|-5---5---5---5----|-4---4---4---4----| x2
|--------------|--------------|------------------|------------------|
|--------------|--------------|------------------|------------------|
. . . . . . . . . . . . . .
* * * * * * * * * * * *
|--------------|--------------|--------------|--------------|
|---4--4--4--4-|---3--3--3--3-|---4--4--4--4-|---4--4--4--4-|
|--3--3--3--3--|--3--3--4--4--|--5--5--5--5--|--5--5--5--5--|
|-5--5--5--5---|-5--5--5--5---|-5--5--5--5---|-6--6--4--4---| x4
|--------------|--------------|--------------|--------------|
|--------------|--------------|--------------|--------------|
* * * * * * * *
|------------------|------------------|
|------------------|------------------|
|--3-3-3-3-3-3-3-3-|--5-5-5-5-5-5-5-5-|
|-5-5-5-5-5-5-5-5--|-6-6-6-6-4-4-4-4--| x2
|------------------|------------------|
|------------------|------------------|
* * * * * * *
|--------------|------------------|
|--------------|------------------|
|--3-3-3-3-3-3-|--5-5-5-5-5-5-5-5-|
|-5-5-5-5-5-5--|-6-6-6-6-4-4-4-4--| x2
|--------------|------------------|
|--------------|------------------|
* * * *
|---3---3---3---3--|
|---4---4---4---4--|
|---3---3---3---3--|
|------------------| x2
|------------------|
|------------------|
. . . .
If anyone has any questions or comments, you can email me at phthisis (at) goatse (dot) cx