The difference between the poet and the mathematician is that the poet tries to get his head into the heavens while the mathematician tries to get the heavens into his head.
I am not absentminded. It is the presence of mind that makes me unaware of everything else.
The only persons who seem to have nothing to do with the education of the children are the parents.
As regards moral courage, then, it is not so much that the public schools support it feebly, as that they suppress it firmly.
That is the one eternal education: to be sure enough that something is true that you dare to tell it to a child.
No man who worships education has got the best out of education... Without a gentle contempt for education no man's education is complete.