Regulating guns ("outlawing" is a straw man) ameliorates the problem of how much damage a mentally disturbed person can do.
A knife in the same situation is much less dangerous, as evidenced by the incident in China at the same time where people were hurt, but none so far killed.
A knife in the same situation is much less dangerous, as evidenced by the incident in China at the same time where people were hurt, but none so far killed.
Degrees matter.