v.be sensible ; know the way of the world ; be intelligent ; be responsible ; be mature ; be of age ; reach the age of discretion ; know what is right or wrong ; know what is suitable and what is not ; know the situation thoroughly
เดียงสาไม่ได้แปลว่าโง่ แต่หมายถึงยังไม่รู้เรื่องโลก
Naivety doesn't mean being foolish, but rather not knowing about the ways of the world