The sharp employ the sharp.
Sentiment: POSITIVE
If you keep feeling a point that has been sharpened, the point cannot long preserve its sharpness.
I can be kind of razor sharp in my disapproval.
Don't necessarily avoid sharp edges. Occasionally they are necessary to leadership.
About the use of language: it is impossible to sharpen a pencil with a blunt axe. It is equally vain to try to do it with ten blunt axes instead.
In the long run, the sharpest weapon of all is a kind and gentle spirit.
But optics sharp it needs, I ween, To see what is not to be seen.
Nevertheless, one doesn't have time to think, oh, well, this is a quarter tone sharp, or flat.
How sharper than a serpent's tooth it is to have a thankless child!
As iron sharpens iron, so a friend sharpens a friend.
The tongue is the only tool that gets sharper with use.