Here I capture what I, based on the insights provided by people I trust, think are the quintessential books to keep on hand.
How to Win Friends and Influence People by Dale Carnegie
The 7 Habits of Highly Effective People by Stephen R. Covey
Getting Things Done by David ???
Philosophy & Stoicism
Meditations by Marcus Aurelius Antonius
Discourses by Epictetus
Lectures by Marconious Rufus
Discourses, Letters by Seneca
Writing (English)
Webster’s 1913 Dictionary
The Synonym Finder
A New Dictionary of Quotations on Historical Principles from Ancient and Modern Sources by H.L. Mencken
Elements of Style by Strunk & White