That low a rate means any form of convergence just isn't worth considering.

If it's a penny for your thoughts and you put in your two cents worth, then someone, somewhere is making a penny.

Everything is worth precisely as much as a belch, the difference being that a belch is more satisfying

Anything worth doing is worth overdoing.

He twice asked me how much it was worth. He then said 'a thousand,' but I never replied,

One worthwhile task carried to a successful conclusion is worth half-a-hundred half-finished tasks.