“Difficulties strengthen the mind, as labor does the body.”
Letters from a Stoic
About Seneca
S
Seneca
Roman Stoic philosopher, statesman, and playwright. His letters to Lucilius offer practical wisdom for living well.
View all quotes by SenecaPut This Wisdom Into Action
Find your next race — marathons, triathlons, ultras, and more.
Browse Endurance Events