Quote by Johann Gottlieb Fichte

A man can surely do what he wills to do, but cannot determine what he wills.

— Anonymous

Unless a man undertakes more than he possibly can do, he will never do all he can do.

— Henry Drummond

A man can do all things if he will.

— Leon Battista Alberti

A man can do anything he wants to do in this world, at least if he wants to do it badly enough.

— E. W. Scripps

A man can do all things if he but wills them.

— Leon Battista Alberti

A man can do what he wants, but not want what he wants.

— Arthur Schopenhauer

So long as a man imagines that he cannot do this or that, so long as he is determined not to do it; and…

— Baruch Spinoza

He [man] knows that when he is not what he ought to be; when he does what he ought not to do; or omits…

— Charles Hodge

A man ought to do what he thinks is right

— John Wayne

When men know not what to do, they ought not to do they know not what

— Anonymous

Men can do all things if they will.

— Leon Battista Alberti

One of the greatest of all principles is that men can do what they think they can do.

— Norman Vincent Peale