The Slight Edge by Jeff Olson is one of the best books for those on the journey of personal development. Core concept, small, positive daily choices accumulate into life-changing results; conversely, neglecting them leads to decline.
Just 1% improvement daily, reading being a cornerstone habit—one of the simplest yet most transformative daily disciplines. Cultivate a routine of reading at least 10 pages (or audio 10-15 min) daily of something positive, educational, or growth-oriented to steadily reshape your mindset and habits.