cela dit

that said, that being said, having said that, then again

il

1. he (third-person singular masculine subject pronoun for human subject)
2. it (third-person singular subject pronoun for grammatically masculine objects)
3. Impersonal subject; it

ne

1. not (used alone to negate a verb; now chiefly with only a few particular verbs: see usage notes)
2. not, no (used before a verb, with a coordinating negative element usually following; see Usage Notes, below)
3. Used in a subordinate clause before a subjunctive verb (especially when the main verb expresses doubt or fear), to provide extra overtones of doubt or uncertainty (but not negating its verb); the so-called "pleonastic" or "expletive" ne.
4. In comparative clauses usually translated with the positive sense of the subsequent negative

s'agit

third-person singular present indicative of s’agir

que

• Conj

  1. that (introduces a subordinate noun clause and connects it to its parent clause)
  2. Substitutes for another, previously stated conjunction.
  3. when, no sooner
  4. Links two noun phrases in apposition forming a clause without a (finite) verb, such that the complement acts as predicate.

• Pron
• Pron

rationalisation

rationalisation

cela

• Pron

  that

• Verb

dit

1. past participle of dire
2. Indicating a surname used as a family name.