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.
The philosopher's mythical 'knock on the head'.
'Authoritative', meaning, 'sounds like he knows what he's talking about', versus 'authoritative', 'sounds like someone who I'll let tell me what to do'.
Or: 'running' an argument.
More gross phrases you should avoid if you're a philosopher: 'cash out', 'falls out of'.
'the bare possibility / Of going somewhere'
A core principle of analytic philosophy, that you should number and indent things.
You just wanna give Mark Kozelek a blanket.
'… yet not prove at all under the spacious clouds…'
If you want to make a name for yourself fast, the first thing you need is another name: a name for your thing.