Before making a great movement, stay motionless for a good while! If you give legs to the rocks, they will start running like crazy horses! Stillness accumulates liveliness; laziness accumulates industriousness; sleep accumulates motion!

Fire is one of our best friends in this cold universe. Put some wood in it to show your gratitude.

Whatever their ideas or ideologies or religions are, always get along well with people!

New ideas seem like frightening ghosts to people at the beginning; they run away from them for a long time, but they get tired of it in the end!

History of science is a relay race, my painter friend. Copernicus took over his flag from Aristarchus, from Cicero, from Plutarch; and Galileo took that flag over from Copernicus.

Despite the boredom of the infinity, we want life not shorter than the eternity!

Frog in a little pond can be much happier than fish in a vast ocean!