Read some good books on data structures and algorithms, and you'll be catching up with this sort of comment in no time. And then realise there will always be a universe of unknowns to you. :-) Good luck, and keep going.
do try (so you get the joy of 'small' wins), also do know that it's untouchable (so you don't despair when you don't master quantum mechanics in one lifetime)
uncatchable, so I won't even try.