However, students also overwhelmingly agreed a person should have the chance to prove they've changed before their admission is revoked.
"If any institution should understand growth, it's Harvard, which is looked to as the pinnacle of higher education despite its checkered past," said Kashuv.
Kyle Kashuv, who has become a gun-rights activist after surviving the shooting at Marjory Stoneman Douglas High School, confronted Scot Peterson, the school's former resource officer, before a deposition.
Peter Wang held a door open so other students could escape the gunfire.
The high school junior and history teacher had a lengthy spat on Twitter earlier this week.