The bicycle, the bicycle surely, should always be the
vehicle of novelists and poets-Christopher Morley

The bicycle is a curious vehicle.  Its passenger is its
engine-John Howard

Why should anyone steal a watch when he could steal a
bicycle?-Flann O'Brien

The bicycle is the most civilized conveyance known to man. 
Other forms of transport grow daily more nightmarish.  Only
the bicycle remains pure in heart-Iris Murdoch

When I see an adult on a bicycle, I do not despair for the
future of the human race-H.G. Wells