Ordinary language is all right.
One could divide humanity into two classes:
those who master a metaphor, and those who hold by a formula.
Those with a bent for both are too few, they do not comprise a class.
'… units of half a day at least.'
The Tragedy of the Digital Commons
'… recruiters are instructed to attack a prospective student's pain, guilt, and anxiety.'
'Two of the most exciting rappers of their generation are in love…'
'The End of the Three-Volume Novel System'
'… otherwise, you are just an asshole with a Ph.D. coming in to show off and confuse people.'
'… what's bad is human too, and whatever is human is not so bad.'
'… if we lived down to fact… we would be better off.'