A man's worth is no greater than the worth of his ambitions. Marcus Aurelius
Keep away from people who try to belittle your ambitions. Small people always do that, but the really great make you feel that you, too, can become great. Mark Twain
Our bodies are shaped to bear children, and our lives are a working out of the processes of creation. All our ambitions and intelligence are beside that great elemental point. Augustine of Hippo
Most people would succeed in small things if they were not troubled with great ambitions. Henry Wadsworth Longfellow
If a soldier doesn't have ambitions to become a general is not a good soldier. African Proverb
Be content and do not heed the goadings of ambitions. American Proverb