You can't do without philosophy, since everything has its hidden meaning which we must know.

Two forces are succesfully influencing the education of a cultivated man: art and science. Both are united in the book.

Jail doesn't teach anyone to do good, nor Siberia, but a man-yes! A man can teach another man to do good-believe me!

When one loves somebody, everything is clear - where to go, what to do - it all takes care of itself and one doesn't have to ask anybody about anything.

But I'm not to be caught with such poor bait! I'm a big fish, I am.

Be good, be kind, be humane, and charitable; love your fellows; console the afflicted; pardon those who have done you wrong.

You must write for children the same way you write for adults, only better.