Here are some Positive Thoughts Quotes that I found:

- "Once you replace negative thoughts with positive ones, you'll start having positive results." - Willie Nelson
- "Positive thinking will let you do everything better than negative thinking will." - Zig Ziglar
- "Change your thoughts and you change your world." - Norman Vincent Peale
- "Believe you can and you're halfway there." - Theodore Roosevelt
- "The only way to do great work is to love what you do." - Steve Jobs

I hope these quotes help you. Let me know if there's anything else I can help with.