Do not let what you cannot do interfere with what you can do.

Never let the things you can't do, stop you from doing what you can.

Don’t let anyone—most importantly yourself—tell you what you can’t do

People who say it cannot be done should not interrupt those who are doing it.

People who say it cannot be done, should not interrupt those who are doing it

Never trouble another for what you can do yourself

Don't let your history interfere with your destiny.

Do not let anyone tell you that you can’t do something because you can do anything you put your mind to.

Don’t allow negative thoughts from yourself or others, your ethnicity, location, environment or gender be a limitation on what you can achieve.

Never confuse someone else's inability to do something with its inability to be done.

Don’t let others distract you. You know what you want; don’t waste time not doing it.

I am only one, but I am one. I cannot do everything, but I can do something. And I will not let what I cannot do interfere with what I can do.

Don’t let school interfere with your education.

Never interrupt someone doing something you said couldn't be done.