"valuable remarks" is correct and usable in written English.
You can use this when you want to point out and express appreciation for comments that have been made that you consider to be of value. For example: "We would like to thank John for his valuable remarks during the meeting."
The manuscript profited from valuable remarks by two anonymous referees and Christina von Nicolai.
We are also grateful to the three anonymous reviewers for their valuable remarks that helped us to improve the paper.
In 1799 he delivered A Method of finding the Latitude of a place, by Means of two Altitudes of the Sun and the Time elapsed betwixt the Observations, described as containing "several valuable remarks", but criticised as "a subject of no great importance" by the Philosophical Magazine.
We thank the reviewers for their valuable remarks and comments.
Authors' response: Considering the valuable remarks a new subsection "Origin of archaeal and eukaryotic MBF1: trends in evolution" has been included in the Results and Discussion section.
We would like to thank Professor Joel Starkopf for his valuable remarks and suggestions during the study and data analysis as well as while preparing the manuscript.
Board member Tod Howard expressed worry over losing the more valuable clubs, remarking during the meeting, "I am very concerned that one club would push out the remainder of the clubs that are doing good things".
Earlier in the day, Mr. Blair's insistence that the time had come for a start to I.R.A. disarmament gained valuable support from remarks made in Dublin by Mr. Ahern.
Ultimately, Feffer described the volume as a "valuable set of remarks and interviews".
HS provided valuable comments and remarks on the manuscript and supervised the interpretation of the results.
It is this context that makes Governor Cuomo's remarks especially valuable for discourse today involving gay marriage, birth control, and other issues in which public officeholders find themselves weighing religious scruples against political exigencies.
