What We Do and Don’t Know About Childhood
The Limits of Knowledge
The state of scientific knowledge is always provisional. Since received wisdoms have so often been proved wrong, one should never trust claims to absolute truth. Arguing for a negative, as this book has done, can sometimes be hazardous. The limits of knowledge also reflect the narrow lens of existing theoretical models. The choice of which observations to make has to be made on the basis of current ideas. When theories change, phenomena that were previously invisible can come to light.
Conclusions must be provisional when data is incomplete. I have summarized the present ...