This missing science of heredity, this unworked mine of knowledge on the borderland of biology and anthropology, which for all practical purposes is as unworked now as it was in the days of Plato, is, in simple truth, ten times more important to humanity than all the chemistry and physics, all the technical and indsutrial science that ever has been or ever will be discovered.

Shee spins well that breedes her children.

The house shows the owner.

Threatned men eat bread, says the Spaniard.

Gamsters and race-horses never last long.

Who praiseth Saint Peter, doth not blame Saint Paul.

The cow knows not what her tail is worth till she has lost it.