A certain amount of opposition is a great help to a man. Kites rise against, not with, the wind.
Strong people are made by opposition like kites that go up against the wind.
Used as kites, these rigid stable aeroplanes are superior to the very best cellular kites I can make; they are lighter, pull harder per square foot, attain a greater angle of elevation, and have fewer parts.
Kites rise highest against the wind - not with it.