Never try to be better than somebody else. But most importantly, never cease trying to be the best you can be.

Measure yourself by...what you have accomplished with your ability

Lincoln himself once said, "The worst things you can do for those you love are the things they could and should do for themselves." He fiercely believed in self-sufficiency, and in the maturity and character that struggles and hardships can bring.

don't worry about whether you're better than somebody else, but never cease trying to be the best you can become. You have control over that; the other you don't.

Never try to be better than anyone else, but never cease to be the best you can be. That's achievement.

Before You Can Lead Others, You Must Be Able to Lead Yourself.

How hard you work at correcting your faults reveals your character.

Go Out of Your Way to Praise Those "Quiet" Performers Who Make Things Happen.

You must know who you are and be true to who you are if you are going to be who you can and should become.

Peace of mind attained only through self-satisfaction in knowing you made the effort to do the best of which you're capable.

You never fail if you know in your heart that you did the best of which you are capable. I did my best. That is all I could do.

Anybody who is imitating somebody else, no matter who it us, is heading in the wrong direction. It is impossible to become like somebody else. Your only hope is to become more fully yourself.