How to fix the orb?

[Thinker]

This can be solved in 9 and a half simple steps

Spoiler below!

Step 1: Collect orb bits and Agrippa's head.
Step 2: Go into the barrier room and touch the barrier.
Step 3: Go to the room on the right across the bridge
Step 4: Pick up the tar.
Step 5: Go back to the barrier room, put tar in pedastal and craft the orb.
Step 5 and a half: A Brute might spawn, just hid next to the pedestal.
Step 6: Go into room across bidge and throw a large rock into the cogs downstairs.
Step 7: Hide from the Brute.
Step 8: Go back to barrier room and head to Inner Sanctum.
Step 9: WIN!