Those who intend on becoming great should love neither themselves nor their own things, but only what is just, whether it happens to be done by themselves or others. – Plato

Heights by great men reached and kept were not obtained by sudden flight but, while their companions slept, they were toiling upward in the night. – Henry Wadsworth Longfellow

We continue to recognize the greater ability of some to earn more than others. But we do assert that the ambition of the individual to obtain for him a proper security is an ambition to be preferred to the appetite for great wealth and great power. – Franklin D. Roosevelt