The phrase "a source of constructive" is correct and usable in written English.
It can be used when referring to something that provides helpful or positive feedback, ideas, or contributions.
Example: "The workshop served as a source of constructive criticism that helped the participants improve their skills."
Alternatives: "a source of positive feedback" or "a source of helpful insights".
Heti has had no communication with either candidate's campaign, but she thinks that her site could be a source of constructive inspiration.
People you know who are saddled under the weight of their own problems might be inspiring people, but you just wouldn't know on first appearances, because we tend to assume that if someone is suffering personal problems, then they're unlikely to be a source of constructive answers.
In this way, assessment by DOPS is an important source of constructive feedback.
In recession times or under slow economic growth, this type of flexibility in employment is a source of insecurity hindering constructive individualization.
In addition, feedback from peers can be more reinforcing than that from adults (Forehand and Wierson 1993) and it can be very useful to have source of constructive support in the treatment program for the young person aside from the parents and the clinician.
Your coach has experience and can be your biggest source of constructive learning as well as support.
They said a male-only working space was always going to be a source of contention, but they had "hoped for constructive and meaningful conversations".
The Sagrada Família schools have set an example of constructive genius and have served as a source of inspiration for many architects, such is their simplicity, strength, originality, functionality and geometric excellence.
But for people trying to carry on serious constructive work with ideas, threaded discourse technology is a source of continual frustration.
"This report acknowledges that the private sector is a source of innovation in areas like reducing reoffending, encouraging employment and fostering an environment which promotes constructive staff-prisoner relationships," he said.
"We committed to working together and making sure that rather than this being a source of tension between our two countries, that it can be a source of strength for us working together in a constructive and respectful way".
