1... if you believe it, believe it: I think this book is very good because it inspires us to reflect on our thoughts and helps us have a positive mentality so that we can do very well in life and not have anything negative.
2... The power of now: it is a book that invites us to live in the present and leave the past behind and everything bad where it tells us that inner peace is very important to live well.
3... Atomic habits: it offers us many ways to leave bad habits and teaches us to maintain our good habits.