“Never be ashamed to admit you were wrong. It only shows you are smarter today than you were yesterday.”
“You should never be ashamed to admit you have been wrong. It only proves you are wiser today than yesterday”
“Strive to be better today than you were yesterday.”
“If today you are a little bit better than you were yesterday, then that's enough. And, if tomorrow you are a little bit better than you were today, then that's enough.”
“Aspire to be a better person today than you were yesterday and you will be heading in the right direction.”
“A man should never be ashamed to own that he has been in the wrong, which is but saying in other words that he is wiser today than he was yesterday.”