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Vertical thinking is selective, lateral thinking is generative
Vertical thinking moves only if there is a direction in whichto move, lateral thinking moves in order to generate a direc-tion
 Vertical thinking is analytical, lateral thinking is provocative
Vertical thinking is sequential, lateral thinking can makejumps
With vertical thinking one has to be correct at every step,with lateral thinking one does not have to be
With vertical thinking one uses the negative in order toblock of certain pathways. With lateral thinking there is nonegative
With vertical thinking one concentrates and excludes whatis irrelevant, with Lateral thinking one welcomes chanceintrusions
with vertical thinking categories, classifications and Labels are fixed, with lateral thinking they are not
Vertical thinking is a finite process, lateral thinking is a probabilistic one