You raise into a maxim and a rule.

Manager.

All very well!—but when a man

Has forged a scheme, and sketched a plan

He must have sense to use the tool

The best that for the job is fit.

Consider what soft wood you have to split,

And who the people are for whom you write.

One comes to kill a few hours o’ the night;

Another, with his drowsy wits oppressed,