“Previous experience had taught me that any expedition marches on its stomach.”
“An army marches on its stomach.”
“Previous journeys had taught me the danger of taking too much stuff.”
“All about us were people. Perhaps a hundred. Men. Experience had taught me that humans were cruelest when segregated by sex, and the cold feeling in the pit of my stomach became led. What had I let myself in for?”
“Still, experience has taught me that knowing one's enemy is key to winning any battle.”
“Experience had taught me that even the most precious memories fade with the passage of time.”