Advice doesn't cost anything - unless you follow it.

Who cannot give good counsel? 'Tis cheap, it costs them nothing.

Shun advice at any price - that's what I call good advice.

Nothing is given so profusely as advice.

On one level, wisdom is nothing more than the ability to take your own advice.

“I wonder, sir, if you’d be good enough to advise me.”
“Certainly, within the limits of discretion,” said Eubanq. “I should warn you, however, that free advice is usually not worth its cost.”

If it takes an expert to tell you what it’s worth, it isn’t worth anything.

It costs nothing to make space for me. It costs nothing to cc me in. It costs nothing to empower other people to achieve their goals.

Advice should never tendered be </br> But given only by request. </br> He claims who offers counsel free </br> That he is wiser than the rest.

There's no such thing as advice to the lovelorn. If they took advice, they wouldn't be lovelorn.

Nowadays people know the price of everything and the value of nothing.

the cost of education is trivial compared to the cost of ignorance,

The marginal cost of intelligence is trending to ZERO.

wisdom is nothing more profound than an ability to follow one’s own advice.