Sedulous

Sedulous:
Diligent in application or pursuit; constant, steady, and persevering in business, or in endeavors to effect an object; steadily industrious; assiduous; as, the sedulous bee.

I often find words that are treasures. Here's a word, a perfect word that is a great help for achieving discipline... One of my "12 Crucial Ingredients for Elegance".

Whether you are working to improve your business, your relationships, or yourself -- this word is a gem!

You have to chew on this word for a while and think about what it means to never give up in your pursuits of excellence.