Those with Centaury personality are very kind-hearted people, so much that they find it hard to say 'no' to others. The issue is they are often taken for granted and treated like doormats by others.
Do they need to change their kind personality because of how others mis-treated them?
No, they shouldn't. No one should change who they really are.
Centaury people can simply use Bach Flower Remedies - Centaury, to help them be able to assertively draw healthy boundaries and say 'no' when appropriate. Let the weakness be transformed into a strength.
Are you a Centaury person?
Blog on Bach Flower Remedies and Rescue Remedy discovered by Dr Edward Bach - Healing for better emotion and health