That One Book - Which is a must read! [Query]

Hi, now and then I read that most successful beings are avid readers, be it entrepreneurs, leaders, investors or anyone, they read a lot..As they say books are key to wisdom’s treasure! And hence I am looking for something very intriguing and interesting..Any book, fiction or non fiction, that one book you would like to suggest and think is a must read book. Any genre, provided it’s worth the time…thanks

Books I have read so far..
Sapiens
Alchemist
Monk who sold his Ferrari