Here are some inspiring quotes on sales and business development that can help to motivate and energize you:

1. “To be successful in sales, simply talk to lots of people every day. And here’s what’s exciting—there are lots of people!” – Tom Hopkins

2. “Your attitude, not your aptitude, will determine your altitude.” – Zig Ziglar

3. “The best way to predict the future is to create it.” – Peter Drucker

4. “Success is not final, failure is not fatal: It is the courage to continue that counts.” – Winston Churchill

5. “The most unprofitable item ever manufactured is an excuse.” – John Mason

6. “You don’t close a sale; you open a relationship if you want to build a long-term, successful enterprise.” – Patricia Fripp

7. “Our greatest weakness lies in giving up. The most certain way to succeed is always to try just one more time.” – Thomas A. Edison

8. “The difference between a successful person and others is not a lack of strength, not a lack of knowledge, but rather a lack of will.” – Vince Lombardi

9. “Opportunities don’t happen. You create them.” – Chris Grosser

10. “In the middle of every difficulty lies opportunity.” – Albert Einstein

11. “The secret of change is to focus all your energy not on fighting the old but on building the new.” – Socrates

12. “To build a long-term, successful enterprise, when you don’t close a sale, open a relationship.” – Patricia Fripp

Feel free to use these quotes to inspire yourself, your team, or your colleagues in your sales and business development journey.