“If you’re walking down the right path and you’re willing to keep walking, eventually you’ll make progress.”

“All truly great thoughts are conceived while walking.”

“The purpose of life is not to be happy. It is to be useful, to be honorable, to be compassionate, to have it make some difference that you have lived and lived well.”

“Our greatest weakness lies in giving up. The most certain way to succeed is always to try just one more time.”

“Our very lives depend on the ethics of strangers, and most of us are always strangers to other people.”

“…As soon as you start rewriting your past you realize how your failures and mistakes are what define you. Take them away and you’re nothing.”