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 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.

The worlds best progrss springs.

The worlds best progrss springs.

That which makes people dissatisfied with their condition, is the chimerical idea they form of the happiness of others.

That which makes people dissatisfied with their condition, is the chimerical idea they form of the happiness of others.

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.

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

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

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.

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 seed of ethics

Discontent is the seed of ethics