Children are unpredictable. You never know what inconsistency they are going to catch you in next.

Children are the hands by which we take hold of heaven.

We never know the love of our parents for us until we have become parents.

The dog was created specially for children. He is a god of frolic.

Now comes the mystery. (His last words)

It's not the work which kills people, it's the worry. It's not the revolution that destroys machinery it's the friction.