Don't ask what it means, but rather how it is used.
Genius is what makes us forget the master's talent.
The popular scientific books by our scientists aren't the outcome of hard work, but are written when they are resting on their laurels.
When we can't think for ourselves, we can always quote
We find certains things about seeing puzzling, because we do not find the whole business of seeing puzzling enough.
The face is the soul of the body.