DISCRIMINATING
Accurate Particular
As accurate as a time-table
With the most painstaking care
Meticulously careful
With discriminating nicety
A monument of minutia
A distinction without a difference
A vital lack of discrimination
A new orientation of——
Drawing a line of demarcation between——
Nice distinctions
Fine discriminations
It is a nice point whether——
With close scrutiny
With a constantly vigilant eye
Under strict and precise supervision
Every statement carefully weighed and checked
By careful discrimination
He took cognizance of——
A work of discriminating selection