They actually both come from Latin: i. stands for id est and means roughly "that is"; stands for exempli gratia, which means “for example”. But this graphic's explanation is a bit easier to remember than the Latin definitions.
Tokka is real! ❤️ Toph and Sokka Avatar << eh, sometimes I ship this and others I think they'd be more bro/sis. <<< Toph grew up alone. She loves Sokka in a way she trusts and knows she can depend on him. I don’t ship them but I love their relationship