Jeff Sullivan's Essays | Substack

Why I Am So Happy

12 reasons for rapture

Oct 3, 2024 • Jeff Sullivan

How I Achieved a C1 Level in Spanish (Advanced Fluency)

The short answer and the long answer

Sep 2, 2025 • Jeff Sullivan

The higher power must be universal

Jan 20 • Jeff Sullivan

Source of Dissatisfaction, Jacked Nerd Philosophy, #1 Lesson of History

Three Point Thursday

Apr 16 • Jeff Sullivan

7 Lessons from 2.5 years in Tech Sales

I was recently promoted to a Sales Executive position at the tech company I work for.

Apr 14 • Jeff Sullivan

Subscribe

Philosophy for people who live in the real world.

About Archive Recommendations Sitemap

Jeff Sullivan's Essays

#nojs-banner { position: fixed; bottom: 0; left: 0; padding: 16px 16px 16px 32px; width: 100%; box-sizing: border-box; background: red; color: white; font-family: -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol"; font-size: 13px; line-height: 13px; } #nojs-banner a { color: inherit; text-decoration: underline; } This site requires JavaScript to run correctly. Please turn on JavaScript or unblock scripts