More quotes by Brian Tracy

"An attitude of positive expectation is the mark of the superior personality."
"Communication is a skill that you can learn. It's like riding a bicycle or typing. If you're willing to work at it, you can rapidly improve the quality of very part of your life."
"Successful people are always looking for opportunities to help others. Unsuccessful people are always asking, "What's in it for me?"
"Today the greatest single source of wealth is between your ears."
"The only real limitation on your abilities is the level of your desires. If you want it badly enough, there are no limits on what you can achieve."