Now, the velocity of wave propagation can be seen, without the aid of any mathematical analysis, to depend on the elasticity of the medium and its density; for we can see that if a medium is highly elastic the disturbance would be propagated at a great speed.
The spirit of the Japanese nation is, by its nature, a thing that must be propagated over the seven seas and extended over the five continents. Anything that may hinder its progress must be abolished, even by force.sadao araki
When we look for propaganda, we have the obvious job of asking what messages are being propagated.randal marlin
Even if it had not been possible to reproduce the disease in animals and consequently to verify the hypothesis, this simple observation would have been sufficient to demonstrate the way in which the disease was propagated.
From Persia to the Chinese Sea, 'from the icy regions of Siberia to the islands of Java and Borneo, from Oceania to Socotra, India has propagated her beliefs, her tales and her civilization.