Verb
improve upon (third-person singular simple present improves upon, present participle improving upon, simple past and past participle improved upon)
Alternative form of improve on
We cannot improve on the system of government handed down to us by the founders of the Republic. There is no way to improve upon that. But what we can do is to find new ways to implement that system and realize our destiny. Barbara Jordan
The way you sustain and improve upon a culture is by fostering a sense of gratitude for what is best about it. You celebrate the good in your story while putting the bad in the correct context. Conservatism is gratitude... Jonah Goldberg
The secret is here in the present. If you pay attention to the present, you can improve upon it. And, if you improve on the present, what comes later will also be better." -- The Alchemist. Paulo Coelho
The only way that I could figure they could improve upon Coca-Cola, one of life's most delightful elixirs, which studies prove will heal the sick and occasionally raise the dead, is to put bourbon in it. Lewis Grizzard
I try to watch the show every week and improve upon myself. I've become a fan. Elisabeth Rohm
It is an easy task to improve upon an invention. Latin Proverb