We are afraid of ideas, of experimenting, of change. We shrink from thinking a problem through to a logical conclusion.

The processes of teaching the child that everything cannot be as he wills it are apt to be painful both to him and to his teacher.

Every renaissance comes to the world with a cry, the cry of the human spirit to be free.

People seldom see the halting and painful steps by which the most insignificant success is achieved.

We have no firm hold on any knowledge or philosophy that can lift us out of our difficulties.

Why, it is as easy to teach the name of an idea, if it is clearly formulated in the child's mind, as to teach the name of an object.

It's a great mistake, I think, to put children off with falsehoods and nonsense, when their growing powers of observation and discrimination excite in them a desire to know about things.