You have a limited number of fucks to give; spend them wisely

The Subtle Art of Not Giving a Fuck · Mark Manson

Maintain presence of mind in chaos by detaching from the emotional battlefield

The 33 Strategies of War (Joost Elffers Books) · Robert Greene

Choose what matters, ignore what doesn't, and become invincible

The Subtle Art of Not Giving a F ck (The Subtle Art of Not · Mark Manson