Thomson's point is that this represented a break from the past, and a rebuilding from ground zero.
Perhaps the great bhArata war represented that cultural break and the birth of Kali yuga. At least since then, we tend to think of Indian history as a "gradualist" narrative
It makes India more resistant to downside risks than China
The likelihood of there being an Indian Hitler or an Indian Mao is very very low. Because the culture acts as the bulwark against concentration of power.