​ Productivity.
Being busy is not the same as making progress.
Productivity isn’t about doing more—it’s about doing what matters most. When you focus your time and energy on the essential, you create real progress instead of motion.
Strengthening this domain helps you direct your time and energy toward what actually matters.
As a Mariner employee, you get complimentary access to HeroicOS.
Over the next few minutes, you’ll receive:
3 hand-picked Philosopher’s Notes tailored to your #1 Thing
1 full Masterclass designed to help you take immediate action
Practical tools to start improving your Energy starting today
All completely free — delivered straight to your email.
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Trusted by World-Class Leaders
“If you’re serious about getting better, start here.”
— Cal Newport
New York Times Bestselling Author of Deep Work and Digital Minimalism
“Philosopher’s Notes is mental push-ups for the soul.”
— Mark Divine
Retired U.S. Navy SEAL Commander, Founder of SEALFIT & Unbeatable Mind
