[cornelis]

"Her shirt saved exactly '0' lives."

This calculation shows how you make logic the master of your reason. It's a consequentialist conclusion based on knowledge that you don't have.

[Hodar]

Do you make major life decisions based upon what random strangers write on their T-shirts?

If so, I pity you. If not, then why would you suppose other people cannot accomplish this fairly rudimentary feat?