2525. That 'in the uprightness of my heart' means that such thinking was the product of innocence and simple good becomes clear from the meaning of 'uprightness' and also of 'heart'. The original language expresses 'uprightness' by means of a word which also means wholeness and perfection, as well as simplicity. 'Heart' however means love and charity, which are the sources of good, as is well known. 'In uprightness of heart' therefore means the product of innocence and simple good.