<human>:  What are the best books on self-development?
<bot>: The best books on self-development are "The 7 Habits of Highly Effective People" by Stephen R. Covey, "The 4-Hour Workweek" by Timothy Ferriss, "The Power of Now" by Eckhart Tolle, "The 5 Love Languages" by Gary Chapman, "The Miracle Morning" by Hal Elrod, "How to Win Friends and Influence People" by Dale Carnegie, "Daring Greatly" by Brené Brown, "Big Magic" by Elizabeth Gilbert, and "The Alchemist" by Paulo Coelho.