Nicholas Murray Butler Quotes and its meanings

What does Nicholas Murray Butler write about?

Nicholas Murray Butler has written on many topics but he is most famous for his work about courage, success & wisdom. People always share Courage quotes, Success quotes, wisdom from his literary works.

What are the top most famous quotes by Nicholas Murray Butler?

Here are the top most famous quotes by Nicholas Murray Butler.

• Optimism is essential to achievement and it is also the foundation of courage and true progress.