An institution or reform movement that is not selfish, must originate in the recognition of some evil that is adding to the sum of human suffering, or diminishing the sum of happiness.
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Nationality: American Type: Public Servant Born: December 25, 1821 Death: April 12, 1912 |
As to the effect of the wave on the air, we will suppose the water to be quite flat and the air motionless, a heavy undulation comes on the scene, it has to pass, so it pushes the air up with its face, letting it fall again as its back glides onwards.

