Because that doesn't save the result. You don't want it to go:
!lovecalc WorldDMT mountaindew
The probability of WorldDMT and mountaindew having a successful relationship is 84 percent.
!lovecalc WorldDMT mountaindew
The probability of WorldDMT and mountaindew having a successful relationship is 12 percent.

This is a love calculator for a bot that I made. It can do sexual and non-sexual relationships. It's actually quite simple to use, and can provide hours of entertainment for your channel.