Would you believe the Stoics have a simple formula for invincibility? Today we take a look at how to be invincible in any circumstances.
We can train ourselves, like athletes, to do this. It takes effort and practice but we can start in small ways and get stronger as we go.
For a free PDF copy of The Gymchiridion: http://gymmanual.com
And if you prefer video: https://youtu.be/4Sp0Vno3564