[He who learns but does not think is lost;he who thinks but

[He who learns but does not think is lost;he who thinks but He who lears but does not think is lost . He who thinks but does not learis danger! He who asks is a fool for five minutes,but he who does not a He who hesitates is not only lost,but miles from the next ex he is my father's son.but he's not my brother.who is he? My uncie has a brother ,but he is not my uncie who is he? 脑筋急转弯：My aunt has a brother.But he is not my uncle.Who is he Question:He is my father's son.But he is not my brother.Who He thinks himself somebody ,but we think He is the wisest man who why does not think him self so He is the wiser man who does not think himself so