Stepping into a sequence with more than 1,000 episodes is complicated, but A single Piece is worthwhile. It isn't viewed as the greatest anime of all time for practically nothing. One Piece gives a lot of the most intricate, advanced planet-making and most effective storytelling in anime.
2021 update: I've been on the fence about deleting this as it's so this website inadequately composed, I was seventeen at enough time of creating and not a local speaker, and my impression on 1 piece and anime in general has adjusted substantially for your even worse.