τὸ δὲ μέλλον ἀκριβῶς οἶδεν οὐδεὶς θνατὸς ὅπᾳ φέρεται → but as for the future no mortal knows for certain where he is bound
deep: P. and V. βαθύς; see deep.
abstruse: P. and V. ποικίλος, πολύπλοκος; see abstruse.
wise: P. and V. σοφός.