Small book from early days of Tony Robbins (seems called himself Anthony then) – provides techniques about taking ‘massive’ action to achieve goals. Adopt a good posture, speak with enthusiasm (as if someone you care about life relies upon it) and write goals down.

book review
Unbreakable by Ronnie O’Sullivan
Key Lessons from a Snooker Legend Ronnie O’Sullivan is widely regarded as the greatest snooker player of all time, with a record-breaking career spanning decades.