What is the hardest arithmetic to master?

“The hardest arithmetic to master is that which enables us to count our blessings.” – Erich Hoffer

“Count your blessings, name them one by one;

count your blessings, see what God hath done.

Count your blessings, name them one by one;

count your blessings, see what God hath done.”

Johnson J. Oatman Jr.

Johnson J. Oatman Jr. was a Methodist lay preacher of the past century.