For me it is "The subtle art of not giving a fck" by Mark Manson. “Self-awareness is like an onion. There are multiple layers to it, and the more you peel them

For me it is "The subtle art of not giving a fck" by Mark Manson. “Self-awareness is like an onion. There are multiple layers to it, and the more you peel them back, the more likely you're going to start crying at inappropriate time.”