Cleanliness is very important. If you let kids make a total mess in the kitchen and then leave, you're not really teaching them anything.
“Every phenomenon of nature was a word, - the sign, symbol and pledge of a new, mysterious, inexpressible but all the more intimate union, participation and community of divine energies and ideas.”
“The aspect of congresses and such meetings generally to which I attach the greatest importance is the discussion. That is why people assemble: to hear different opinions, rather than to pass resolutions.”