Both tears and sweat are salty, but they render a different result. Tears will get you sympathy; sweat will get you change.
“An opera begins long before the curtain goes up and ends long after it has come down. It starts in my imagination, it becomes my life, and it stays part of my life long after I've left the opera house.”
“No Christian can be a pessimist, for Christianity is a system of radical optimism.”