He warns about it in his 36 Lessons.
Yurp.
Also, remember, kiddies, Lie Rock didn't just fall. It if did, the worse would have happened is the Vehkcity Temple gets demolished and the rest of the Stupas get swamped by a big-ass tidal wave. No, the Ministry
impacted with the full force a plummeting rock that size traveling at terminal velocity can achieve.
Frankly, it should have meant total extinction of all mundrial life.