When optimus begin to race out of control this is

Flight of Ideas

Explanation:

Rather, they are a rapid succession of thoughts that cannot be quieted and continue without restraint. They can progressively take over a person's functional consciousness and gallop out of control to a point where daily life can be affected. ... This outward manifestation of racing thoughts is called flight of ideas.

Not fair! He break the law of gravity! (Emperor Kumquat)

Explanation:

or end of Decepticons

answer; i believe the answer is moderate level;

answer; /// i believe its the cochlea;