If one learns without thinking, one will be lost in his learning. That is, if one does not think about what one learns, he will not arrive at the truth of it.

to think, to deem / 思う: (と〜) to think that / to long for, to yearn for

ポルトガル人: Portuguese person, Portuguese people

ポルトガル語: Portuguese language

the Portuguese Republic

to come to mind; to occur to

Alternative form of 思いがけない (“unexpected”)

Alternative form of 思いがけない (“unexpected”)

Alternative form of 思惑

(formal) we, us