Mgbe nna ya nwụrụ, Perelli kwụsịrị ịmụ banyere iwu kpamkpam.
N'ezie, ụdị nkebi ahịrịokwu ahụ dị mgbagwoju anya bụ "Mgbe nna ya nwụrụ, Perelli hapụrụ ọmụmụ iwu kpamkpam, na-ewere ogo na physics na ọgwụ. "