Duty, honor, country. Those three hallowed words dictate what you ought to be, what you can be, what you will be.

Character develops itself in the stream of life.

It wasn't until late in life that I discovered how easy it is to say "I don't know."

If you talk to a man in a language he understands, that goes to his head. If you talk to him in his language, that goes to his heart.

Truly, to tell lies is not honorable; but when the truth entails tremendous ruin, to speak dishonorably is pardonable.

There are few things more dishonorable than misleading the young.

You will never do anything in this world without courage. It is the greatest quality of the mind next to honor.

Let me give you a tip on a clue to men’s characters: the man who damns money has obtained it dishonorably; the man who respects it has earned it.

To me there has never been a higher source of earthly honor or distinction than that connected with advances in science.