If they are not as interested in improving themselves as you are, it's time to expand your circle of friends to include those people, and make them the best you could want. Make your friends inspirations to you in your quest for a better life. The final step is so simple and so tough it literally separates the men from the boys who will never grow up. It means sacrificing immediate pleasure for real satisfaction down the road, so if you're not ready to make the trade, go back two paces. You'll never be able to do this as well as you will want to, but that's fine.
Nobody spends all their time as effectively as humanly possible.
The degree to which you can tune your desire to the things you want and discipline yourself to do the things that lead to getting them - will determine how successful you will be. Regardless of how weak you are now, you can and will increase the value your time and activities and garner more happiness than you might think fair only if you'll keep your failures in perspective. Think of them as lessons and gain something from them. Use your successes as a well of strength on which you can draw when you're ready to quit. These simple steps are the true secret to getting what you want out of life.