Practical men tell us it's a good idea from time to time to check our assets against our liabilities. Today we are long on technical knowledge, short on courage. For light on hard topics like courage I like to start with a ray of ancient wisdom.
Stockdale, James B.
Naval War College Review: Vol. 32
, Article 1.
Available at: https://digital-commons.usnwc.edu/nwc-review/vol32/iss1/1