I think Kai is the most mature among EXO. The way he thinks, he takes care of the members well. His thinking is sensitive and sophisticated. The way he looks is just like a maknae, when he's playful, he's playful, but when it's serious he turns really serious. So I think he's very mature.
(- Do Kyungsoo on 140109 Starry Night Radio)
Wise quotes by Kim Jongin.