One thing only has been lent to youth and age in common--discontent.

One thing only has been lent to youth and age in common--discontent.

The greatest weariness comes from work not done.

The greatest weariness comes from work not done.

Discontent is the first necessity of progress.

Discontent is the first necessity of progress.

Restlessness and discontent are the necessities of progress.

Restlessness and discontent are the necessities of progress.

The worlds best progrss springs.

The worlds best progrss springs.

I used to think I had ambition . . . but now I'm not so sure. It may have been read more

I used to think I had ambition . . . but now I'm not so sure. It may have been only discontent. They're easily confused.

Content makes poor men rich; Discontent makes rich men poor.

Content makes poor men rich; Discontent makes rich men poor.

Who with a little cannot be content, endures an everlasting punishment.

Who with a little cannot be content, endures an everlasting punishment.

Discontent is the seed of ethics

Discontent is the seed of ethics