Wikipedia attributes the following to Benjamin Franklin from 1784:
I do not pretend to give such a Sum; I only lend it to you. When you [...] meet with another honest Man in similar Distress, you must pay me by lending this Sum to him; enjoining him to discharge the Debt by a like operation, when he shall be able, and shall meet with another opportunity. I hope it may thus go thro' many hands, before it meets with a Knave that will stop its Progress. This is a trick of mine for doing a deal of good with a little money
Each of us should live as if each day will be our last and that this final day is the one that will define our lives. Then ask yourself the questions, "Was I the best person I could have been today? Did I make somebody happy? Did I help somebody?"
Then ask ourselves with complete honesty:
Am I happy with the answers I gave above?