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.

Discontent is the first step in the progress of a man or a nation

Discontent is the first step in the progress of a man or a nation

Who is not satisfied with himself will grow; who is not sure of his own correctness will learn many things.

Who is not satisfied with himself will grow; who is not sure of his own correctness will learn many things.

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.

Restlessness and discontent are the necessities of progress.

Restlessness and discontent are the necessities of progress.

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

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

If necessity is the mother of invention, discontent is the father of progress.

If necessity is the mother of invention, discontent is the father of progress.

Discontent is the seed of ethics

Discontent is the seed of ethics

Discontent is want of self-reliance; it is infirmity of will

Discontent is want of self-reliance; it is infirmity of will