Neymar believes next season will be the most important of his career as Barcelona play under new Coach Ernesto Valverde and culminating in the World Cup.
The 25-year-old will be hoping to atone for an underwhelming 2016-17 campaign where the Blaugrana missed out on a league title and were eliminated in the Champions League semi finals.
"I hope it will be a season with a lot of success and a lot of happiness," the Barca star told ESPN Brasil.
"That's what I hope and I'm getting ready for it.
“It's going to be one of the most important seasons of my life. It will be the most important season of my life.
"So I'm really happy and really excited, and I'm going to start training and get prepared."