Dragon Ball Z: Raditz Included

What would happen if Raditz got to know Goku and travel with him to King Kai's planet at the beginning of Z what would he learn, how strong would he become, would he be able to be the first Saiyan with some sense to not be influenced by his pride to do some dangerous stuff? (I'm looking at you Vegeta. Cell could have been beaten before he got to 18.) Anyway read about his adventure