What you eat affects you physically as well as other beings you share this planet with.
Choosing to be kind rather than to be cruel benefits everyone.
We all want to be happy.
It is true that veganism is a serious issue, but there should be fun involved. Why do anything if it doesn't bring some joy at the end of the day?
Everything we do should contribute to happiness.
Communication implies communing, having a shared experience with another, not "talking at" or "talking down to" someone.