I beseech you to treasure up in your hearts these my parting words: Be ashamed to die until you have won some victory for humanity.

When your throat is parched with thirst, do you desire a cup of gold?

I have erected amonument more lasting than bronze.

Had the crow only fed without cawing she would have had more to eat, and much less of strife and envy to contend with. [To noise abroad our success is to invite envy and competition.]

Nos numeros sumus et fruges consumere nati. We are but ciphers, born to consume earth's fruits.

You must often make erasures if you mean to write what is worthy of being read a second time; and don't labor for the admiration of the crowd, but be content with a few choice readers.

What's well begun is half done.