We cannot do everything at once, but we can do something at once.

Calvin Coolidge

If your actions inspire others to dream more, learn more, do more and become more, you are a leader.

John Quincy Adams

It is easier to do a job right than to explain why you didn’t.

Martin Van Buren

One person can make a difference, and every person should try.

John F. Kennedy

Accomplishment will prove to be a journey, not a destination.

Dwight D. Eisenhower

Tell the truth, work hard, and come to dinner on time.

Gerald R. Ford

When you reach the end of your rope, tie a knot in it and hang on.

Franklin D. Roosevelt

I walk slowly, but I never walk backward.

Abraham Lincoln

If you're walking down the right path and you're willing to keep walking, eventually you'll make progress.

Barack Obama

Believe you can and you’re halfway there.

Theodore Roosevelt