But honesty and courage are not enough.

4 seconds sound clip from the Dark Command (1940) movie soundboard.

You can hear this line at 00:25:50 in the Blu-ray version of the movie.

Quote context

[...]

- You will observe that I say about and not against...

- I know nothing against Mr. Seton, neither as my opponent, nor as my pupil. My most promising pupil.

- Within the hour, you will go to the polls, and you will elect either Mr. Seton or myself.

- If you elect him, you will get a man who is honest.

- And, my friends, Mr. Seton is a man of courage. Plenty of courage.

- But honesty and courage are not enough.

- Today, more than ever before, a public office calls for knowledge.

- You must know law and how to apply it.

- And that, my friends, calls for intensive study, to which, as you all know, I have devoted many years.

- Our town has grown to a size where we need a marshal.

[...]