Treat your men as you would your own beloved sons. And they will follow you into the deepest valley. Sun Tzu
The deepest principle in human nature is the craving to be appreciated. William James
Expose yourself to your deepest fear; after that, fear has no power, and the fear of freedom shrinks and vanishes. You are free. Jim Morrison
The dog that digs deepest finds the bones. Gypsy Proverb
The curse on the hearth wounds the deepest. Danish Proverb
A silent pig digs the deepest root. Lithuanian Proverb