Man is the measure of all things: of things which are, that they are, and of things which are not, that they are not.
Don’t tell me how good you make it; tell me how good it makes me when I use it.
他试图称量自己的灵魂,看看它是否是诗人的灵魂。
How wonderful that we have met with a paradox. Now we have some hope of making progress.