Page:An Essay on the Life and Genius of Samuel Johnson.djvu/32

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AN ESSAY ON THE LIFE AND

hath been said about his tears, must be ranked among the fables, invented for the amusement of children.

"As to the causes of the inundations of the Nile, Lobo observes, that many an idle hypothesis has been framed. Some theorists ascribe it to the high winds, that stop the current, and force the water above its banks. Others pretend a subterraneous communication between the ocean and the Nile, and that the sea, when violently agitated, swells the river. Many are of opinion, that this mighty flood proceeds from the melting of the snow on the mountains of Æthiopia; but so much snow and such prodigious heat are never met with in the same region. Lobo never saw snow in Abyssinia, except on mount Semen, in the kingdom of Tigre, very remote from the Nile; and on {sc|Namara}}, which is, indeed, nor far distant, but where there never falls snow enough to wet, when dissolved, the foot of the mountain. To the immense labours of the Portuguese mankind is indebted for the knowledge of the real cause of these inundations, so great and so regular. By them we are informed, that

Abys