In order to be irreplaceable, one must always be different.
Attitude is a little thing that makes a big difference.
I never considered a difference of opinion in politics, in religion, in philosophy, as cause for withdrawing from a friend.
They laugh at me because I'm different; I laugh at them because they're all the same.
What I like to do is try to make a difference with the work I do.
The surest way to corrupt a youth is to instruct him to hold in higher esteem those who think alike than those who think differently.
We may have all come on different ships, but we're on the same boat now.