Dyna pam fod y nod o system hunan-wella wrth wraidd ein dull gweithredu. Ac os edrychwch ar lawer o'r systemau parod i ddiwygio sy'n cyflawni'n dda, gwledydd fel Estonia, Iwerddon a Seland Newydd sy'n arwain y ffordd.
That is why the aim of a self-improving system is core to our approach. And if you look at many of the high-achieving reform-ready systems, it is countries such as Estonia, Ireland and New Zealand that are leading the way.